Home / 32,381.68-44,685.42-18,235.12

Finding the Fourth Proportional to 32,381.68, 44,685.42 and 18,235.12

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Solution

The fourth proportional to 32,381.68, 44,685.42 and 18,235.12 is: 25,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,381.68 : 44,685.42 = 18,235.12 : x
  2. Step 2: Convert to fraction form
    32,381.68/44,685.42 = 18,235.12/x
  3. Step 3: Cross multiply
    32,381.68x = 44,685.42 × 18,235.12
  4. Step 4: Simplify right side
    32,381.68x = 814,843,995.95
  5. Step 5: Solve for x
    x = 814,843,995.95/32,381.68
  6. Step 6: Final answer
    x = 25,163.73

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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.