Home / 48,267.14-72,367.10-21,236.39

Finding the Fourth Proportional to 48,267.14, 72,367.10 and 21,236.39

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Solution

The fourth proportional to 48,267.14, 72,367.10 and 21,236.39 is: 31,839.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,267.14 : 72,367.10 = 21,236.39 : x
  2. Step 2: Convert to fraction form
    48,267.14/72,367.10 = 21,236.39/x
  3. Step 3: Cross multiply
    48,267.14x = 72,367.10 × 21,236.39
  4. Step 4: Simplify right side
    48,267.14x = 1,536,815,490.75
  5. Step 5: Solve for x
    x = 1,536,815,490.75/48,267.14
  6. Step 6: Final answer
    x = 31,839.79

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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.