Home / 14,747.40-22,121.10-4,359.15

Finding the Fourth Proportional to 14,747.40, 22,121.10 and 4,359.15

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Solution

The fourth proportional to 14,747.40, 22,121.10 and 4,359.15 is: 6,538.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.40 : 22,121.10 = 4,359.15 : x
  2. Step 2: Convert to fraction form
    14,747.40/22,121.10 = 4,359.15/x
  3. Step 3: Cross multiply
    14,747.40x = 22,121.10 × 4,359.15
  4. Step 4: Simplify right side
    14,747.40x = 96,429,193.07
  5. Step 5: Solve for x
    x = 96,429,193.07/14,747.40
  6. Step 6: Final answer
    x = 6,538.73

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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.