Home / 40,561.17-60,755.49-19,470.12

Finding the Fourth Proportional to 40,561.17, 60,755.49 and 19,470.12

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Solution

The fourth proportional to 40,561.17, 60,755.49 and 19,470.12 is: 29,163.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,561.17 : 60,755.49 = 19,470.12 : x
  2. Step 2: Convert to fraction form
    40,561.17/60,755.49 = 19,470.12/x
  3. Step 3: Cross multiply
    40,561.17x = 60,755.49 × 19,470.12
  4. Step 4: Simplify right side
    40,561.17x = 1,182,916,680.96
  5. Step 5: Solve for x
    x = 1,182,916,680.96/40,561.17
  6. Step 6: Final answer
    x = 29,163.77

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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.