Home / 42,329.02-63,487.41-29,640.28

Finding the Fourth Proportional to 42,329.02, 63,487.41 and 29,640.28

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Solution

The fourth proportional to 42,329.02, 63,487.41 and 29,640.28 is: 44,456.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,329.02 : 63,487.41 = 29,640.28 : x
  2. Step 2: Convert to fraction form
    42,329.02/63,487.41 = 29,640.28/x
  3. Step 3: Cross multiply
    42,329.02x = 63,487.41 × 29,640.28
  4. Step 4: Simplify right side
    42,329.02x = 1,881,784,608.87
  5. Step 5: Solve for x
    x = 1,881,784,608.87/42,329.02
  6. Step 6: Final answer
    x = 44,456.13

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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.