Home / 23,375.60-32,241.96-15,818.61

Finding the Fourth Proportional to 23,375.60, 32,241.96 and 15,818.61

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Solution

The fourth proportional to 23,375.60, 32,241.96 and 15,818.61 is: 21,818.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,375.60 : 32,241.96 = 15,818.61 : x
  2. Step 2: Convert to fraction form
    23,375.60/32,241.96 = 15,818.61/x
  3. Step 3: Cross multiply
    23,375.60x = 32,241.96 × 15,818.61
  4. Step 4: Simplify right side
    23,375.60x = 510,022,750.57
  5. Step 5: Solve for x
    x = 510,022,750.57/23,375.60
  6. Step 6: Final answer
    x = 21,818.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.