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Finding the Fourth Proportional to 41,153, 56,791.14 and 22,290.26

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Solution

The fourth proportional to 41,153, 56,791.14 and 22,290.26 is: 30,760.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,153 : 56,791.14 = 22,290.26 : x
  2. Step 2: Convert to fraction form
    41,153/56,791.14 = 22,290.26/x
  3. Step 3: Cross multiply
    41,153x = 56,791.14 × 22,290.26
  4. Step 4: Simplify right side
    41,153x = 1,265,889,276.30
  5. Step 5: Solve for x
    x = 1,265,889,276.30/41,153
  6. Step 6: Final answer
    x = 30,760.56

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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.