Home / 35,304.48-48,691.80-31,046.40

Finding the Fourth Proportional to 35,304.48, 48,691.80 and 31,046.40

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Solution

The fourth proportional to 35,304.48, 48,691.80 and 31,046.40 is: 42,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,304.48 : 48,691.80 = 31,046.40 : x
  2. Step 2: Convert to fraction form
    35,304.48/48,691.80 = 31,046.40/x
  3. Step 3: Cross multiply
    35,304.48x = 48,691.80 × 31,046.40
  4. Step 4: Simplify right side
    35,304.48x = 1,511,705,099.52
  5. Step 5: Solve for x
    x = 1,511,705,099.52/35,304.48
  6. Step 6: Final answer
    x = 42,819.07

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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.