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Finding the Fourth Proportional to 34,244.60, 51,375.06 and 10,871.06

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Solution

The fourth proportional to 34,244.60, 51,375.06 and 10,871.06 is: 16,309.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,244.60 : 51,375.06 = 10,871.06 : x
  2. Step 2: Convert to fraction form
    34,244.60/51,375.06 = 10,871.06/x
  3. Step 3: Cross multiply
    34,244.60x = 51,375.06 × 10,871.06
  4. Step 4: Simplify right side
    34,244.60x = 558,501,102.89
  5. Step 5: Solve for x
    x = 558,501,102.89/34,244.60
  6. Step 6: Final answer
    x = 16,309.18

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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.