Home / 25,749.74-38,631.90-15,229.10

Finding the Fourth Proportional to 25,749.74, 38,631.90 and 15,229.10

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Solution

The fourth proportional to 25,749.74, 38,631.90 and 15,229.10 is: 22,847.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,749.74 : 38,631.90 = 15,229.10 : x
  2. Step 2: Convert to fraction form
    25,749.74/38,631.90 = 15,229.10/x
  3. Step 3: Cross multiply
    25,749.74x = 38,631.90 × 15,229.10
  4. Step 4: Simplify right side
    25,749.74x = 588,329,068.29
  5. Step 5: Solve for x
    x = 588,329,068.29/25,749.74
  6. Step 6: Final answer
    x = 22,847.96

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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.