Home / 52,677.43-79,016.22-21,512.68

Finding the Fourth Proportional to 52,677.43, 79,016.22 and 21,512.68

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Solution

The fourth proportional to 52,677.43, 79,016.22 and 21,512.68 is: 32,269.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,677.43 : 79,016.22 = 21,512.68 : x
  2. Step 2: Convert to fraction form
    52,677.43/79,016.22 = 21,512.68/x
  3. Step 3: Cross multiply
    52,677.43x = 79,016.22 × 21,512.68
  4. Step 4: Simplify right side
    52,677.43x = 1,699,850,458.13
  5. Step 5: Solve for x
    x = 1,699,850,458.13/52,677.43
  6. Step 6: Final answer
    x = 32,269.05

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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.