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Finding the Fourth Proportional to 15,230.08, 22,845.12 and 4,286.08

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Solution

The fourth proportional to 15,230.08, 22,845.12 and 4,286.08 is: 6,429.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,230.08 : 22,845.12 = 4,286.08 : x
  2. Step 2: Convert to fraction form
    15,230.08/22,845.12 = 4,286.08/x
  3. Step 3: Cross multiply
    15,230.08x = 22,845.12 × 4,286.08
  4. Step 4: Simplify right side
    15,230.08x = 97,916,011.93
  5. Step 5: Solve for x
    x = 97,916,011.93/15,230.08
  6. Step 6: Final answer
    x = 6,429.12

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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.