Home / 12,932.44-19,398.67-3,572.55

Finding the Fourth Proportional to 12,932.44, 19,398.67 and 3,572.55

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Solution

The fourth proportional to 12,932.44, 19,398.67 and 3,572.55 is: 5,358.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,932.44 : 19,398.67 = 3,572.55 : x
  2. Step 2: Convert to fraction form
    12,932.44/19,398.67 = 3,572.55/x
  3. Step 3: Cross multiply
    12,932.44x = 19,398.67 × 3,572.55
  4. Step 4: Simplify right side
    12,932.44x = 69,302,709.58
  5. Step 5: Solve for x
    x = 69,302,709.58/12,932.44
  6. Step 6: Final answer
    x = 5,358.83

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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.