Home / 52,939.22-79,418.98-21,352.47

Finding the Fourth Proportional to 52,939.22, 79,418.98 and 21,352.47

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Solution

The fourth proportional to 52,939.22, 79,418.98 and 21,352.47 is: 32,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,939.22 : 79,418.98 = 21,352.47 : x
  2. Step 2: Convert to fraction form
    52,939.22/79,418.98 = 21,352.47/x
  3. Step 3: Cross multiply
    52,939.22x = 79,418.98 × 21,352.47
  4. Step 4: Simplify right side
    52,939.22x = 1,695,791,116.75
  5. Step 5: Solve for x
    x = 1,695,791,116.75/52,939.22
  6. Step 6: Final answer
    x = 32,032.80

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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.