Home / 15,524.28-23,286.42-12,777.18

Finding the Fourth Proportional to 15,524.28, 23,286.42 and 12,777.18

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Solution

The fourth proportional to 15,524.28, 23,286.42 and 12,777.18 is: 19,165.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524.28 : 23,286.42 = 12,777.18 : x
  2. Step 2: Convert to fraction form
    15,524.28/23,286.42 = 12,777.18/x
  3. Step 3: Cross multiply
    15,524.28x = 23,286.42 × 12,777.18
  4. Step 4: Simplify right side
    15,524.28x = 297,534,779.90
  5. Step 5: Solve for x
    x = 297,534,779.90/15,524.28
  6. Step 6: Final answer
    x = 19,165.77

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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.