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Finding the Fourth Proportional to 15,236.16, 22,856.09 and 5,373.42

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Solution

The fourth proportional to 15,236.16, 22,856.09 and 5,373.42 is: 8,060.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236.16 : 22,856.09 = 5,373.42 : x
  2. Step 2: Convert to fraction form
    15,236.16/22,856.09 = 5,373.42/x
  3. Step 3: Cross multiply
    15,236.16x = 22,856.09 × 5,373.42
  4. Step 4: Simplify right side
    15,236.16x = 122,815,344.26
  5. Step 5: Solve for x
    x = 122,815,344.26/15,236.16
  6. Step 6: Final answer
    x = 8,060.78

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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.