Home / 25,801.38-38,704.12-11,010.42

Finding the Fourth Proportional to 25,801.38, 38,704.12 and 11,010.42

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Solution

The fourth proportional to 25,801.38, 38,704.12 and 11,010.42 is: 16,516.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,801.38 : 38,704.12 = 11,010.42 : x
  2. Step 2: Convert to fraction form
    25,801.38/38,704.12 = 11,010.42/x
  3. Step 3: Cross multiply
    25,801.38x = 38,704.12 × 11,010.42
  4. Step 4: Simplify right side
    25,801.38x = 426,148,616.93
  5. Step 5: Solve for x
    x = 426,148,616.93/25,801.38
  6. Step 6: Final answer
    x = 16,516.50

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Double scale
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Similar ratio
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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.