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Finding the Fourth Proportional to 34,162.80, 51,253.80 and 16,633.20

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Solution

The fourth proportional to 34,162.80, 51,253.80 and 16,633.20 is: 24,954.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,162.80 : 51,253.80 = 16,633.20 : x
  2. Step 2: Convert to fraction form
    34,162.80/51,253.80 = 16,633.20/x
  3. Step 3: Cross multiply
    34,162.80x = 51,253.80 × 16,633.20
  4. Step 4: Simplify right side
    34,162.80x = 852,514,706.16
  5. Step 5: Solve for x
    x = 852,514,706.16/34,162.80
  6. Step 6: Final answer
    x = 24,954.47

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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.