Home / 25,913.76-38,815.97-25,618.52

Finding the Fourth Proportional to 25,913.76, 38,815.97 and 25,618.52

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Solution

The fourth proportional to 25,913.76, 38,815.97 and 25,618.52 is: 38,373.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,913.76 : 38,815.97 = 25,618.52 : x
  2. Step 2: Convert to fraction form
    25,913.76/38,815.97 = 25,618.52/x
  3. Step 3: Cross multiply
    25,913.76x = 38,815.97 × 25,618.52
  4. Step 4: Simplify right side
    25,913.76x = 994,407,381.59
  5. Step 5: Solve for x
    x = 994,407,381.59/25,913.76
  6. Step 6: Final answer
    x = 38,373.72

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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.