Home / 20,007.38-30,012.62-5,966.34

Finding the Fourth Proportional to 20,007.38, 30,012.62 and 5,966.34

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Solution

The fourth proportional to 20,007.38, 30,012.62 and 5,966.34 is: 8,949.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,007.38 : 30,012.62 = 5,966.34 : x
  2. Step 2: Convert to fraction form
    20,007.38/30,012.62 = 5,966.34/x
  3. Step 3: Cross multiply
    20,007.38x = 30,012.62 × 5,966.34
  4. Step 4: Simplify right side
    20,007.38x = 179,065,352.83
  5. Step 5: Solve for x
    x = 179,065,352.83/20,007.38
  6. Step 6: Final answer
    x = 8,949.96

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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.