Home / 38,484.66-57,732.42-12,191.46

Finding the Fourth Proportional to 38,484.66, 57,732.42 and 12,191.46

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Solution

The fourth proportional to 38,484.66, 57,732.42 and 12,191.46 is: 18,288.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,484.66 : 57,732.42 = 12,191.46 : x
  2. Step 2: Convert to fraction form
    38,484.66/57,732.42 = 12,191.46/x
  3. Step 3: Cross multiply
    38,484.66x = 57,732.42 × 12,191.46
  4. Step 4: Simplify right side
    38,484.66x = 703,842,489.13
  5. Step 5: Solve for x
    x = 703,842,489.13/38,484.66
  6. Step 6: Final answer
    x = 18,288.91

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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.