Home / 32,381.60-44,689.20-18,233.60

Finding the Fourth Proportional to 32,381.60, 44,689.20 and 18,233.60

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Solution

The fourth proportional to 32,381.60, 44,689.20 and 18,233.60 is: 25,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,381.60 : 44,689.20 = 18,233.60 : x
  2. Step 2: Convert to fraction form
    32,381.60/44,689.20 = 18,233.60/x
  3. Step 3: Cross multiply
    32,381.60x = 44,689.20 × 18,233.60
  4. Step 4: Simplify right side
    32,381.60x = 814,844,997.12
  5. Step 5: Solve for x
    x = 814,844,997.12/32,381.60
  6. Step 6: Final answer
    x = 25,163.83

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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.