Home / 38,581.20-57,877.20-16,394.40

Finding the Fourth Proportional to 38,581.20, 57,877.20 and 16,394.40

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Solution

The fourth proportional to 38,581.20, 57,877.20 and 16,394.40 is: 24,593.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,581.20 : 57,877.20 = 16,394.40 : x
  2. Step 2: Convert to fraction form
    38,581.20/57,877.20 = 16,394.40/x
  3. Step 3: Cross multiply
    38,581.20x = 57,877.20 × 16,394.40
  4. Step 4: Simplify right side
    38,581.20x = 948,861,967.68
  5. Step 5: Solve for x
    x = 948,861,967.68/38,581.20
  6. Step 6: Final answer
    x = 24,593.89

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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.