Home / 20,007.10-29,982.48-15,308.92

Finding the Fourth Proportional to 20,007.10, 29,982.48 and 15,308.92

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Solution

The fourth proportional to 20,007.10, 29,982.48 and 15,308.92 is: 22,941.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,007.10 : 29,982.48 = 15,308.92 : x
  2. Step 2: Convert to fraction form
    20,007.10/29,982.48 = 15,308.92/x
  3. Step 3: Cross multiply
    20,007.10x = 29,982.48 × 15,308.92
  4. Step 4: Simplify right side
    20,007.10x = 458,999,387.72
  5. Step 5: Solve for x
    x = 458,999,387.72/20,007.10
  6. Step 6: Final answer
    x = 22,941.83

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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.