Home / 16,882.78-25,331.58-8,983.43

Finding the Fourth Proportional to 16,882.78, 25,331.58 and 8,983.43

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Solution

The fourth proportional to 16,882.78, 25,331.58 and 8,983.43 is: 13,479.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,882.78 : 25,331.58 = 8,983.43 : x
  2. Step 2: Convert to fraction form
    16,882.78/25,331.58 = 8,983.43/x
  3. Step 3: Cross multiply
    16,882.78x = 25,331.58 × 8,983.43
  4. Step 4: Simplify right side
    16,882.78x = 227,564,475.72
  5. Step 5: Solve for x
    x = 227,564,475.72/16,882.78
  6. Step 6: Final answer
    x = 13,479.09

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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.