Home / 16,874.28-23,286.06-9,320.22

Finding the Fourth Proportional to 16,874.28, 23,286.06 and 9,320.22

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Solution

The fourth proportional to 16,874.28, 23,286.06 and 9,320.22 is: 12,861.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,874.28 : 23,286.06 = 9,320.22 : x
  2. Step 2: Convert to fraction form
    16,874.28/23,286.06 = 9,320.22/x
  3. Step 3: Cross multiply
    16,874.28x = 23,286.06 × 9,320.22
  4. Step 4: Simplify right side
    16,874.28x = 217,031,202.13
  5. Step 5: Solve for x
    x = 217,031,202.13/16,874.28
  6. Step 6: Final answer
    x = 12,861.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.