Home / 44,789.28-67,187.64-13,624.80

Finding the Fourth Proportional to 44,789.28, 67,187.64 and 13,624.80

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Solution

The fourth proportional to 44,789.28, 67,187.64 and 13,624.80 is: 20,438.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,789.28 : 67,187.64 = 13,624.80 : x
  2. Step 2: Convert to fraction form
    44,789.28/67,187.64 = 13,624.80/x
  3. Step 3: Cross multiply
    44,789.28x = 67,187.64 × 13,624.80
  4. Step 4: Simplify right side
    44,789.28x = 915,418,157.47
  5. Step 5: Solve for x
    x = 915,418,157.47/44,789.28
  6. Step 6: Final answer
    x = 20,438.33

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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.