Home / 14,000.24-21,000.11-3,470.29

Finding the Fourth Proportional to 14,000.24, 21,000.11 and 3,470.29

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Solution

The fourth proportional to 14,000.24, 21,000.11 and 3,470.29 is: 5,205.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.24 : 21,000.11 = 3,470.29 : x
  2. Step 2: Convert to fraction form
    14,000.24/21,000.11 = 3,470.29/x
  3. Step 3: Cross multiply
    14,000.24x = 21,000.11 × 3,470.29
  4. Step 4: Simplify right side
    14,000.24x = 72,876,471.73
  5. Step 5: Solve for x
    x = 72,876,471.73/14,000.24
  6. Step 6: Final answer
    x = 5,205.37

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Similar ratio
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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.