Home / 15,493.05-23,239.58-14,423.85

Finding the Fourth Proportional to 15,493.05, 23,239.58 and 14,423.85

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Solution

The fourth proportional to 15,493.05, 23,239.58 and 14,423.85 is: 21,635.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,493.05 : 23,239.58 = 14,423.85 : x
  2. Step 2: Convert to fraction form
    15,493.05/23,239.58 = 14,423.85/x
  3. Step 3: Cross multiply
    15,493.05x = 23,239.58 × 14,423.85
  4. Step 4: Simplify right side
    15,493.05x = 335,204,143.86
  5. Step 5: Solve for x
    x = 335,204,143.86/15,493.05
  6. Step 6: Final answer
    x = 21,635.78

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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.