Home / 52,675.21-72,677.14-31,446.73

Finding the Fourth Proportional to 52,675.21, 72,677.14 and 31,446.73

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Solution

The fourth proportional to 52,675.21, 72,677.14 and 31,446.73 is: 43,387.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,675.21 : 72,677.14 = 31,446.73 : x
  2. Step 2: Convert to fraction form
    52,675.21/72,677.14 = 31,446.73/x
  3. Step 3: Cross multiply
    52,675.21x = 72,677.14 × 31,446.73
  4. Step 4: Simplify right side
    52,675.21x = 2,285,458,398.75
  5. Step 5: Solve for x
    x = 2,285,458,398.75/52,675.21
  6. Step 6: Final answer
    x = 43,387.74

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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.