Home / 38,333.28-57,481.71-13,370.30

Finding the Fourth Proportional to 38,333.28, 57,481.71 and 13,370.30

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Solution

The fourth proportional to 38,333.28, 57,481.71 and 13,370.30 is: 20,049.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,333.28 : 57,481.71 = 13,370.30 : x
  2. Step 2: Convert to fraction form
    38,333.28/57,481.71 = 13,370.30/x
  3. Step 3: Cross multiply
    38,333.28x = 57,481.71 × 13,370.30
  4. Step 4: Simplify right side
    38,333.28x = 768,547,419.80
  5. Step 5: Solve for x
    x = 768,547,419.80/38,333.28
  6. Step 6: Final answer
    x = 20,049.09

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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.