Home / 39,446.26-59,169.92-13,151.00

Finding the Fourth Proportional to 39,446.26, 59,169.92 and 13,151.00

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Solution

The fourth proportional to 39,446.26, 59,169.92 and 13,151.00 is: 19,726.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,446.26 : 59,169.92 = 13,151.00 : x
  2. Step 2: Convert to fraction form
    39,446.26/59,169.92 = 13,151.00/x
  3. Step 3: Cross multiply
    39,446.26x = 59,169.92 × 13,151.00
  4. Step 4: Simplify right side
    39,446.26x = 778,143,700.09
  5. Step 5: Solve for x
    x = 778,143,700.09/39,446.26
  6. Step 6: Final answer
    x = 19,726.68

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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.