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Finding the Fourth Proportional to 34,959.77, 52,447.25 and 12,773.11

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Solution

The fourth proportional to 34,959.77, 52,447.25 and 12,773.11 is: 19,162.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,959.77 : 52,447.25 = 12,773.11 : x
  2. Step 2: Convert to fraction form
    34,959.77/52,447.25 = 12,773.11/x
  3. Step 3: Cross multiply
    34,959.77x = 52,447.25 × 12,773.11
  4. Step 4: Simplify right side
    34,959.77x = 669,914,420.75
  5. Step 5: Solve for x
    x = 669,914,420.75/34,959.77
  6. Step 6: Final answer
    x = 19,162.44

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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.