Home / 48,834.18-67,379.01-28,419.60

Finding the Fourth Proportional to 48,834.18, 67,379.01 and 28,419.60

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Solution

The fourth proportional to 48,834.18, 67,379.01 and 28,419.60 is: 39,211.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,834.18 : 67,379.01 = 28,419.60 : x
  2. Step 2: Convert to fraction form
    48,834.18/67,379.01 = 28,419.60/x
  3. Step 3: Cross multiply
    48,834.18x = 67,379.01 × 28,419.60
  4. Step 4: Simplify right side
    48,834.18x = 1,914,884,512.60
  5. Step 5: Solve for x
    x = 1,914,884,512.60/48,834.18
  6. Step 6: Final answer
    x = 39,211.97

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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.