Home / 16,847.16-25,276.14-8,082.78

Finding the Fourth Proportional to 16,847.16, 25,276.14 and 8,082.78

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Solution

The fourth proportional to 16,847.16, 25,276.14 and 8,082.78 is: 12,126.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,847.16 : 25,276.14 = 8,082.78 : x
  2. Step 2: Convert to fraction form
    16,847.16/25,276.14 = 8,082.78/x
  3. Step 3: Cross multiply
    16,847.16x = 25,276.14 × 8,082.78
  4. Step 4: Simplify right side
    16,847.16x = 204,301,478.87
  5. Step 5: Solve for x
    x = 204,301,478.87/16,847.16
  6. Step 6: Final answer
    x = 12,126.76

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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.