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Finding the Fourth Proportional to 38,352.80, 52,914.17 and 22,425.98

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Solution

The fourth proportional to 38,352.80, 52,914.17 and 22,425.98 is: 30,940.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,352.80 : 52,914.17 = 22,425.98 : x
  2. Step 2: Convert to fraction form
    38,352.80/52,914.17 = 22,425.98/x
  3. Step 3: Cross multiply
    38,352.80x = 52,914.17 × 22,425.98
  4. Step 4: Simplify right side
    38,352.80x = 1,186,651,741.44
  5. Step 5: Solve for x
    x = 1,186,651,741.44/38,352.80
  6. Step 6: Final answer
    x = 30,940.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.