Home / 39,252.68-54,170.12-22,488.92

Finding the Fourth Proportional to 39,252.68, 54,170.12 and 22,488.92

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Solution

The fourth proportional to 39,252.68, 54,170.12 and 22,488.92 is: 31,035.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,252.68 : 54,170.12 = 22,488.92 : x
  2. Step 2: Convert to fraction form
    39,252.68/54,170.12 = 22,488.92/x
  3. Step 3: Cross multiply
    39,252.68x = 54,170.12 × 22,488.92
  4. Step 4: Simplify right side
    39,252.68x = 1,218,227,111.78
  5. Step 5: Solve for x
    x = 1,218,227,111.78/39,252.68
  6. Step 6: Final answer
    x = 31,035.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.