Home / 42,336.95-63,515.97-29,881.28

Finding the Fourth Proportional to 42,336.95, 63,515.97 and 29,881.28

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Solution

The fourth proportional to 42,336.95, 63,515.97 and 29,881.28 is: 44,829.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,336.95 : 63,515.97 = 29,881.28 : x
  2. Step 2: Convert to fraction form
    42,336.95/63,515.97 = 29,881.28/x
  3. Step 3: Cross multiply
    42,336.95x = 63,515.97 × 29,881.28
  4. Step 4: Simplify right side
    42,336.95x = 1,897,938,484.04
  5. Step 5: Solve for x
    x = 1,897,938,484.04/42,336.95
  6. Step 6: Final answer
    x = 44,829.36

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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.