Home / 23,161.92-34,742.88-5,631.76

Finding the Fourth Proportional to 23,161.92, 34,742.88 and 5,631.76

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Solution

The fourth proportional to 23,161.92, 34,742.88 and 5,631.76 is: 8,447.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.92 : 34,742.88 = 5,631.76 : x
  2. Step 2: Convert to fraction form
    23,161.92/34,742.88 = 5,631.76/x
  3. Step 3: Cross multiply
    23,161.92x = 34,742.88 × 5,631.76
  4. Step 4: Simplify right side
    23,161.92x = 195,663,561.87
  5. Step 5: Solve for x
    x = 195,663,561.87/23,161.92
  6. Step 6: Final answer
    x = 8,447.64

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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.