Home / 25,432.14-38,148.21-7,901.97

Finding the Fourth Proportional to 25,432.14, 38,148.21 and 7,901.97

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Solution

The fourth proportional to 25,432.14, 38,148.21 and 7,901.97 is: 11,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432.14 : 38,148.21 = 7,901.97 : x
  2. Step 2: Convert to fraction form
    25,432.14/38,148.21 = 7,901.97/x
  3. Step 3: Cross multiply
    25,432.14x = 38,148.21 × 7,901.97
  4. Step 4: Simplify right side
    25,432.14x = 301,446,010.97
  5. Step 5: Solve for x
    x = 301,446,010.97/25,432.14
  6. Step 6: Final answer
    x = 11,852.96

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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.