Home / 20,003.10-29,976.48-15,304.92

Finding the Fourth Proportional to 20,003.10, 29,976.48 and 15,304.92

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Solution

The fourth proportional to 20,003.10, 29,976.48 and 15,304.92 is: 22,935.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,003.10 : 29,976.48 = 15,304.92 : x
  2. Step 2: Convert to fraction form
    20,003.10/29,976.48 = 15,304.92/x
  3. Step 3: Cross multiply
    20,003.10x = 29,976.48 × 15,304.92
  4. Step 4: Simplify right side
    20,003.10x = 458,787,628.28
  5. Step 5: Solve for x
    x = 458,787,628.28/20,003.10
  6. Step 6: Final answer
    x = 22,935.83

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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.