Home / 32,122.91-44,318.87-18,691.29

Finding the Fourth Proportional to 32,122.91, 44,318.87 and 18,691.29

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Solution

The fourth proportional to 32,122.91, 44,318.87 and 18,691.29 is: 25,787.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,122.91 : 44,318.87 = 18,691.29 : x
  2. Step 2: Convert to fraction form
    32,122.91/44,318.87 = 18,691.29/x
  3. Step 3: Cross multiply
    32,122.91x = 44,318.87 × 18,691.29
  4. Step 4: Simplify right side
    32,122.91x = 828,376,851.64
  5. Step 5: Solve for x
    x = 828,376,851.64/32,122.91
  6. Step 6: Final answer
    x = 25,787.73

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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.