Home / 22,229.80-33,279.90-14,842.60

Finding the Fourth Proportional to 22,229.80, 33,279.90 and 14,842.60

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Solution

The fourth proportional to 22,229.80, 33,279.90 and 14,842.60 is: 22,220.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,229.80 : 33,279.90 = 14,842.60 : x
  2. Step 2: Convert to fraction form
    22,229.80/33,279.90 = 14,842.60/x
  3. Step 3: Cross multiply
    22,229.80x = 33,279.90 × 14,842.60
  4. Step 4: Simplify right side
    22,229.80x = 493,960,243.74
  5. Step 5: Solve for x
    x = 493,960,243.74/22,229.80
  6. Step 6: Final answer
    x = 22,220.63

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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.