Home / 32,331.20-48,418.92-21,911.36

Finding the Fourth Proportional to 32,331.20, 48,418.92 and 21,911.36

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Solution

The fourth proportional to 32,331.20, 48,418.92 and 21,911.36 is: 32,814.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,331.20 : 48,418.92 = 21,911.36 : x
  2. Step 2: Convert to fraction form
    32,331.20/48,418.92 = 21,911.36/x
  3. Step 3: Cross multiply
    32,331.20x = 48,418.92 × 21,911.36
  4. Step 4: Simplify right side
    32,331.20x = 1,060,924,386.93
  5. Step 5: Solve for x
    x = 1,060,924,386.93/32,331.20
  6. Step 6: Final answer
    x = 32,814.26

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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.