Home / 48,298.50-72,439.97-13,229.96

Finding the Fourth Proportional to 48,298.50, 72,439.97 and 13,229.96

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Solution

The fourth proportional to 48,298.50, 72,439.97 and 13,229.96 is: 19,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,298.50 : 72,439.97 = 13,229.96 : x
  2. Step 2: Convert to fraction form
    48,298.50/72,439.97 = 13,229.96/x
  3. Step 3: Cross multiply
    48,298.50x = 72,439.97 × 13,229.96
  4. Step 4: Simplify right side
    48,298.50x = 958,377,477.15
  5. Step 5: Solve for x
    x = 958,377,477.15/48,298.50
  6. Step 6: Final answer
    x = 19,842.80

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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.