Home / 28,732.29-39,655.27-16,793.29

Finding the Fourth Proportional to 28,732.29, 39,655.27 and 16,793.29

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Solution

The fourth proportional to 28,732.29, 39,655.27 and 16,793.29 is: 23,177.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732.29 : 39,655.27 = 16,793.29 : x
  2. Step 2: Convert to fraction form
    28,732.29/39,655.27 = 16,793.29/x
  3. Step 3: Cross multiply
    28,732.29x = 39,655.27 × 16,793.29
  4. Step 4: Simplify right side
    28,732.29x = 665,942,519.70
  5. Step 5: Solve for x
    x = 665,942,519.70/28,732.29
  6. Step 6: Final answer
    x = 23,177.50

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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.