Home / 42,560.95-63,755.14-19,732.74

Finding the Fourth Proportional to 42,560.95, 63,755.14 and 19,732.74

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Solution

The fourth proportional to 42,560.95, 63,755.14 and 19,732.74 is: 29,559.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,560.95 : 63,755.14 = 19,732.74 : x
  2. Step 2: Convert to fraction form
    42,560.95/63,755.14 = 19,732.74/x
  3. Step 3: Cross multiply
    42,560.95x = 63,755.14 × 19,732.74
  4. Step 4: Simplify right side
    42,560.95x = 1,258,063,601.28
  5. Step 5: Solve for x
    x = 1,258,063,601.28/42,560.95
  6. Step 6: Final answer
    x = 29,559.11

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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.