Home / 25,449.32-38,160.11-8,807.97

Finding the Fourth Proportional to 25,449.32, 38,160.11 and 8,807.97

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Solution

The fourth proportional to 25,449.32, 38,160.11 and 8,807.97 is: 13,207.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,449.32 : 38,160.11 = 8,807.97 : x
  2. Step 2: Convert to fraction form
    25,449.32/38,160.11 = 8,807.97/x
  3. Step 3: Cross multiply
    25,449.32x = 38,160.11 × 8,807.97
  4. Step 4: Simplify right side
    25,449.32x = 336,113,269.20
  5. Step 5: Solve for x
    x = 336,113,269.20/25,449.32
  6. Step 6: Final answer
    x = 13,207.16

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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.