Home / 13,352.88-20,042.33-6,432.24

Finding the Fourth Proportional to 13,352.88, 20,042.33 and 6,432.24

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Solution

The fourth proportional to 13,352.88, 20,042.33 and 6,432.24 is: 9,654.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.88 : 20,042.33 = 6,432.24 : x
  2. Step 2: Convert to fraction form
    13,352.88/20,042.33 = 6,432.24/x
  3. Step 3: Cross multiply
    13,352.88x = 20,042.33 × 6,432.24
  4. Step 4: Simplify right side
    13,352.88x = 128,917,044.56
  5. Step 5: Solve for x
    x = 128,917,044.56/13,352.88
  6. Step 6: Final answer
    x = 9,654.62

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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.