Home / 25,872.28-38,808.66-10,293.88

Finding the Fourth Proportional to 25,872.28, 38,808.66 and 10,293.88

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Solution

The fourth proportional to 25,872.28, 38,808.66 and 10,293.88 is: 15,440.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,872.28 : 38,808.66 = 10,293.88 : x
  2. Step 2: Convert to fraction form
    25,872.28/38,808.66 = 10,293.88/x
  3. Step 3: Cross multiply
    25,872.28x = 38,808.66 × 10,293.88
  4. Step 4: Simplify right side
    25,872.28x = 399,491,689.00
  5. Step 5: Solve for x
    x = 399,491,689.00/25,872.28
  6. Step 6: Final answer
    x = 15,440.92

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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.