Home / 38,689.92-58,032.47-13,726.69

Finding the Fourth Proportional to 38,689.92, 58,032.47 and 13,726.69

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Solution

The fourth proportional to 38,689.92, 58,032.47 and 13,726.69 is: 20,589.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,689.92 : 58,032.47 = 13,726.69 : x
  2. Step 2: Convert to fraction form
    38,689.92/58,032.47 = 13,726.69/x
  3. Step 3: Cross multiply
    38,689.92x = 58,032.47 × 13,726.69
  4. Step 4: Simplify right side
    38,689.92x = 796,593,614.86
  5. Step 5: Solve for x
    x = 796,593,614.86/38,689.92
  6. Step 6: Final answer
    x = 20,589.18

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1.5x scale

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.