Home / 25,797.28-38,691.60-11,752.96

Finding the Fourth Proportional to 25,797.28, 38,691.60 and 11,752.96

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Solution

The fourth proportional to 25,797.28, 38,691.60 and 11,752.96 is: 17,627.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,797.28 : 38,691.60 = 11,752.96 : x
  2. Step 2: Convert to fraction form
    25,797.28/38,691.60 = 11,752.96/x
  3. Step 3: Cross multiply
    25,797.28x = 38,691.60 × 11,752.96
  4. Step 4: Simplify right side
    25,797.28x = 454,740,827.14
  5. Step 5: Solve for x
    x = 454,740,827.14/25,797.28
  6. Step 6: Final answer
    x = 17,627.47

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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.