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Finding the Fourth Proportional to 24,371.20, 36,556.80 and 22,220.80

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Solution

The fourth proportional to 24,371.20, 36,556.80 and 22,220.80 is: 33,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,371.20 : 36,556.80 = 22,220.80 : x
  2. Step 2: Convert to fraction form
    24,371.20/36,556.80 = 22,220.80/x
  3. Step 3: Cross multiply
    24,371.20x = 36,556.80 × 22,220.80
  4. Step 4: Simplify right side
    24,371.20x = 812,321,341.44
  5. Step 5: Solve for x
    x = 812,321,341.44/24,371.20
  6. Step 6: Final answer
    x = 33,331.20

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1.5x scale

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.