Home / 22,013.24-30,384.06-13,636.76

Finding the Fourth Proportional to 22,013.24, 30,384.06 and 13,636.76

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Solution

The fourth proportional to 22,013.24, 30,384.06 and 13,636.76 is: 18,822.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013.24 : 30,384.06 = 13,636.76 : x
  2. Step 2: Convert to fraction form
    22,013.24/30,384.06 = 13,636.76/x
  3. Step 3: Cross multiply
    22,013.24x = 30,384.06 × 13,636.76
  4. Step 4: Simplify right side
    22,013.24x = 414,340,134.05
  5. Step 5: Solve for x
    x = 414,340,134.05/22,013.24
  6. Step 6: Final answer
    x = 18,822.31

Related Problems

Find fourth proportional to 11,006.62, 15,192.03 and 6,818.38
Half scale
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Double scale
Find fourth proportional to 22,014.24, 30,385.44 and 13,637.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.