Home / 14,227.38-21,331.89-5,913.09

Finding the Fourth Proportional to 14,227.38, 21,331.89 and 5,913.09

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Solution

The fourth proportional to 14,227.38, 21,331.89 and 5,913.09 is: 8,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,227.38 : 21,331.89 = 5,913.09 : x
  2. Step 2: Convert to fraction form
    14,227.38/21,331.89 = 5,913.09/x
  3. Step 3: Cross multiply
    14,227.38x = 21,331.89 × 5,913.09
  4. Step 4: Simplify right side
    14,227.38x = 126,137,385.44
  5. Step 5: Solve for x
    x = 126,137,385.44/14,227.38
  6. Step 6: Final answer
    x = 8,865.82

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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.