Home / 51,677.22-71,318.70-29,017.72

Finding the Fourth Proportional to 51,677.22, 71,318.70 and 29,017.72

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Solution

The fourth proportional to 51,677.22, 71,318.70 and 29,017.72 is: 40,046.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,677.22 : 71,318.70 = 29,017.72 : x
  2. Step 2: Convert to fraction form
    51,677.22/71,318.70 = 29,017.72/x
  3. Step 3: Cross multiply
    51,677.22x = 71,318.70 × 29,017.72
  4. Step 4: Simplify right side
    51,677.22x = 2,069,506,067.36
  5. Step 5: Solve for x
    x = 2,069,506,067.36/51,677.22
  6. Step 6: Final answer
    x = 40,046.78

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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.