Home / 42,535.29-63,755.95-17,561.57

Finding the Fourth Proportional to 42,535.29, 63,755.95 and 17,561.57

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Solution

The fourth proportional to 42,535.29, 63,755.95 and 17,561.57 is: 26,322.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,535.29 : 63,755.95 = 17,561.57 : x
  2. Step 2: Convert to fraction form
    42,535.29/63,755.95 = 17,561.57/x
  3. Step 3: Cross multiply
    42,535.29x = 63,755.95 × 17,561.57
  4. Step 4: Simplify right side
    42,535.29x = 1,119,654,578.84
  5. Step 5: Solve for x
    x = 1,119,654,578.84/42,535.29
  6. Step 6: Final answer
    x = 26,322.96

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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.