Home / 32,279.87-48,422.60-8,906.31

Finding the Fourth Proportional to 32,279.87, 48,422.60 and 8,906.31

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Solution

The fourth proportional to 32,279.87, 48,422.60 and 8,906.31 is: 13,360.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,279.87 : 48,422.60 = 8,906.31 : x
  2. Step 2: Convert to fraction form
    32,279.87/48,422.60 = 8,906.31/x
  3. Step 3: Cross multiply
    32,279.87x = 48,422.60 × 8,906.31
  4. Step 4: Simplify right side
    32,279.87x = 431,266,686.61
  5. Step 5: Solve for x
    x = 431,266,686.61/32,279.87
  6. Step 6: Final answer
    x = 13,360.24

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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.