Home / 40,753.29-61,130.16-18,551.13

Finding the Fourth Proportional to 40,753.29, 61,130.16 and 18,551.13

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Solution

The fourth proportional to 40,753.29, 61,130.16 and 18,551.13 is: 27,826.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,753.29 : 61,130.16 = 18,551.13 : x
  2. Step 2: Convert to fraction form
    40,753.29/61,130.16 = 18,551.13/x
  3. Step 3: Cross multiply
    40,753.29x = 61,130.16 × 18,551.13
  4. Step 4: Simplify right side
    40,753.29x = 1,134,033,545.08
  5. Step 5: Solve for x
    x = 1,134,033,545.08/40,753.29
  6. Step 6: Final answer
    x = 27,826.80

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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.