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Finding the Fourth Proportional to 48,668.80, 72,992.14 and 22,348.24

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Solution

The fourth proportional to 48,668.80, 72,992.14 and 22,348.24 is: 33,517.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,668.80 : 72,992.14 = 22,348.24 : x
  2. Step 2: Convert to fraction form
    48,668.80/72,992.14 = 22,348.24/x
  3. Step 3: Cross multiply
    48,668.80x = 72,992.14 × 22,348.24
  4. Step 4: Simplify right side
    48,668.80x = 1,631,245,862.83
  5. Step 5: Solve for x
    x = 1,631,245,862.83/48,668.80
  6. Step 6: Final answer
    x = 33,517.28

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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.