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Finding the Fourth Proportional to 43,393.74, 65,150.82 and 22,348.80

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Solution

The fourth proportional to 43,393.74, 65,150.82 and 22,348.80 is: 33,554.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,393.74 : 65,150.82 = 22,348.80 : x
  2. Step 2: Convert to fraction form
    43,393.74/65,150.82 = 22,348.80/x
  3. Step 3: Cross multiply
    43,393.74x = 65,150.82 × 22,348.80
  4. Step 4: Simplify right side
    43,393.74x = 1,456,042,646.02
  5. Step 5: Solve for x
    x = 1,456,042,646.02/43,393.74
  6. Step 6: Final answer
    x = 33,554.21

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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.