Home / 25,432.84-38,150.04-7,902.76

Finding the Fourth Proportional to 25,432.84, 38,150.04 and 7,902.76

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Solution

The fourth proportional to 25,432.84, 38,150.04 and 7,902.76 is: 11,854.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,432.84 : 38,150.04 = 7,902.76 : x
  2. Step 2: Convert to fraction form
    25,432.84/38,150.04 = 7,902.76/x
  3. Step 3: Cross multiply
    25,432.84x = 38,150.04 × 7,902.76
  4. Step 4: Simplify right side
    25,432.84x = 301,490,610.11
  5. Step 5: Solve for x
    x = 301,490,610.11/25,432.84
  6. Step 6: Final answer
    x = 11,854.38

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Half scale
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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.