Home / 47,944.12-71,916.18-16,772.20

Finding the Fourth Proportional to 47,944.12, 71,916.18 and 16,772.20

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Solution

The fourth proportional to 47,944.12, 71,916.18 and 16,772.20 is: 25,158.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,944.12 : 71,916.18 = 16,772.20 : x
  2. Step 2: Convert to fraction form
    47,944.12/71,916.18 = 16,772.20/x
  3. Step 3: Cross multiply
    47,944.12x = 71,916.18 × 16,772.20
  4. Step 4: Simplify right side
    47,944.12x = 1,206,192,554.20
  5. Step 5: Solve for x
    x = 1,206,192,554.20/47,944.12
  6. Step 6: Final answer
    x = 25,158.30

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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.