Home / 16,439.38-22,679.97-10,469.98

Finding the Fourth Proportional to 16,439.38, 22,679.97 and 10,469.98

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Solution

The fourth proportional to 16,439.38, 22,679.97 and 10,469.98 is: 14,444.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,439.38 : 22,679.97 = 10,469.98 : x
  2. Step 2: Convert to fraction form
    16,439.38/22,679.97 = 10,469.98/x
  3. Step 3: Cross multiply
    16,439.38x = 22,679.97 × 10,469.98
  4. Step 4: Simplify right side
    16,439.38x = 237,458,832.30
  5. Step 5: Solve for x
    x = 237,458,832.30/16,439.38
  6. Step 6: Final answer
    x = 14,444.51

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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.