Home / 36,517.52-54,774.12-10,221.68

Finding the Fourth Proportional to 36,517.52, 54,774.12 and 10,221.68

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Solution

The fourth proportional to 36,517.52, 54,774.12 and 10,221.68 is: 15,331.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,517.52 : 54,774.12 = 10,221.68 : x
  2. Step 2: Convert to fraction form
    36,517.52/54,774.12 = 10,221.68/x
  3. Step 3: Cross multiply
    36,517.52x = 54,774.12 × 10,221.68
  4. Step 4: Simplify right side
    36,517.52x = 559,883,526.92
  5. Step 5: Solve for x
    x = 559,883,526.92/36,517.52
  6. Step 6: Final answer
    x = 15,331.92

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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.