Home / 38,716.86-58,040.89-13,753.62

Finding the Fourth Proportional to 38,716.86, 58,040.89 and 13,753.62

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Solution

The fourth proportional to 38,716.86, 58,040.89 and 13,753.62 is: 20,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,716.86 : 58,040.89 = 13,753.62 : x
  2. Step 2: Convert to fraction form
    38,716.86/58,040.89 = 13,753.62/x
  3. Step 3: Cross multiply
    38,716.86x = 58,040.89 × 13,753.62
  4. Step 4: Simplify right side
    38,716.86x = 798,272,311.14
  5. Step 5: Solve for x
    x = 798,272,311.14/38,716.86
  6. Step 6: Final answer
    x = 20,618.21

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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.