Home / 38,727.14-58,079.07-13,763.90

Finding the Fourth Proportional to 38,727.14, 58,079.07 and 13,763.90

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Solution

The fourth proportional to 38,727.14, 58,079.07 and 13,763.90 is: 20,641.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,727.14 : 58,079.07 = 13,763.90 : x
  2. Step 2: Convert to fraction form
    38,727.14/58,079.07 = 13,763.90/x
  3. Step 3: Cross multiply
    38,727.14x = 58,079.07 × 13,763.90
  4. Step 4: Simplify right side
    38,727.14x = 799,394,656.77
  5. Step 5: Solve for x
    x = 799,394,656.77/38,727.14
  6. Step 6: Final answer
    x = 20,641.72

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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.