Home / 16,872.72-25,309.17-11,066.10

Finding the Fourth Proportional to 16,872.72, 25,309.17 and 11,066.10

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Solution

The fourth proportional to 16,872.72, 25,309.17 and 11,066.10 is: 16,599.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872.72 : 25,309.17 = 11,066.10 : x
  2. Step 2: Convert to fraction form
    16,872.72/25,309.17 = 11,066.10/x
  3. Step 3: Cross multiply
    16,872.72x = 25,309.17 × 11,066.10
  4. Step 4: Simplify right side
    16,872.72x = 280,073,806.14
  5. Step 5: Solve for x
    x = 280,073,806.14/16,872.72
  6. Step 6: Final answer
    x = 16,599.21

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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.