Home / 32,359.28-44,657.40-18,213.68

Finding the Fourth Proportional to 32,359.28, 44,657.40 and 18,213.68

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Solution

The fourth proportional to 32,359.28, 44,657.40 and 18,213.68 is: 25,135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,359.28 : 44,657.40 = 18,213.68 : x
  2. Step 2: Convert to fraction form
    32,359.28/44,657.40 = 18,213.68/x
  3. Step 3: Cross multiply
    32,359.28x = 44,657.40 × 18,213.68
  4. Step 4: Simplify right side
    32,359.28x = 813,375,593.23
  5. Step 5: Solve for x
    x = 813,375,593.23/32,359.28
  6. Step 6: Final answer
    x = 25,135.78

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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.