Home / 15,498.78-23,248.17-10,902.30

Finding the Fourth Proportional to 15,498.78, 23,248.17 and 10,902.30

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Solution

The fourth proportional to 15,498.78, 23,248.17 and 10,902.30 is: 16,353.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,498.78 : 23,248.17 = 10,902.30 : x
  2. Step 2: Convert to fraction form
    15,498.78/23,248.17 = 10,902.30/x
  3. Step 3: Cross multiply
    15,498.78x = 23,248.17 × 10,902.30
  4. Step 4: Simplify right side
    15,498.78x = 253,458,523.79
  5. Step 5: Solve for x
    x = 253,458,523.79/15,498.78
  6. Step 6: Final answer
    x = 16,353.45

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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.