Home / 38,376.79-57,540.43-16,184.21

Finding the Fourth Proportional to 38,376.79, 57,540.43 and 16,184.21

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Solution

The fourth proportional to 38,376.79, 57,540.43 and 16,184.21 is: 24,265.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,376.79 : 57,540.43 = 16,184.21 : x
  2. Step 2: Convert to fraction form
    38,376.79/57,540.43 = 16,184.21/x
  3. Step 3: Cross multiply
    38,376.79x = 57,540.43 × 16,184.21
  4. Step 4: Simplify right side
    38,376.79x = 931,246,044.10
  5. Step 5: Solve for x
    x = 931,246,044.10/38,376.79
  6. Step 6: Final answer
    x = 24,265.87

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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.