Home / 22,208.76-33,302.10-7,412.60

Finding the Fourth Proportional to 22,208.76, 33,302.10 and 7,412.60

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Solution

The fourth proportional to 22,208.76, 33,302.10 and 7,412.60 is: 11,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,208.76 : 33,302.10 = 7,412.60 : x
  2. Step 2: Convert to fraction form
    22,208.76/33,302.10 = 7,412.60/x
  3. Step 3: Cross multiply
    22,208.76x = 33,302.10 × 7,412.60
  4. Step 4: Simplify right side
    22,208.76x = 246,855,146.46
  5. Step 5: Solve for x
    x = 246,855,146.46/22,208.76
  6. Step 6: Final answer
    x = 11,115.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.