Home / 12,263.76-18,393.96-5,337.36

Finding the Fourth Proportional to 12,263.76, 18,393.96 and 5,337.36

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Solution

The fourth proportional to 12,263.76, 18,393.96 and 5,337.36 is: 8,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.76 : 18,393.96 = 5,337.36 : x
  2. Step 2: Convert to fraction form
    12,263.76/18,393.96 = 5,337.36/x
  3. Step 3: Cross multiply
    12,263.76x = 18,393.96 × 5,337.36
  4. Step 4: Simplify right side
    12,263.76x = 98,175,186.35
  5. Step 5: Solve for x
    x = 98,175,186.35/12,263.76
  6. Step 6: Final answer
    x = 8,005.31

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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.