Home / 52,682.24-79,023.42-21,517.49

Finding the Fourth Proportional to 52,682.24, 79,023.42 and 21,517.49

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Solution

The fourth proportional to 52,682.24, 79,023.42 and 21,517.49 is: 32,276.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,682.24 : 79,023.42 = 21,517.49 : x
  2. Step 2: Convert to fraction form
    52,682.24/79,023.42 = 21,517.49/x
  3. Step 3: Cross multiply
    52,682.24x = 79,023.42 × 21,517.49
  4. Step 4: Simplify right side
    52,682.24x = 1,700,385,649.62
  5. Step 5: Solve for x
    x = 1,700,385,649.62/52,682.24
  6. Step 6: Final answer
    x = 32,276.26

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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.