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Finding the Fourth Proportional to 34,508.70, 51,764.20 and 9,207.95

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Solution

The fourth proportional to 34,508.70, 51,764.20 and 9,207.95 is: 13,812.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,508.70 : 51,764.20 = 9,207.95 : x
  2. Step 2: Convert to fraction form
    34,508.70/51,764.20 = 9,207.95/x
  3. Step 3: Cross multiply
    34,508.70x = 51,764.20 × 9,207.95
  4. Step 4: Simplify right side
    34,508.70x = 476,642,359.16
  5. Step 5: Solve for x
    x = 476,642,359.16/34,508.70
  6. Step 6: Final answer
    x = 13,812.24

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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.