Home / 41,217.60-61,805.70-20,159.22

Finding the Fourth Proportional to 41,217.60, 61,805.70 and 20,159.22

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Solution

The fourth proportional to 41,217.60, 61,805.70 and 20,159.22 is: 30,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,217.60 : 61,805.70 = 20,159.22 : x
  2. Step 2: Convert to fraction form
    41,217.60/61,805.70 = 20,159.22/x
  3. Step 3: Cross multiply
    41,217.60x = 61,805.70 × 20,159.22
  4. Step 4: Simplify right side
    41,217.60x = 1,245,954,703.55
  5. Step 5: Solve for x
    x = 1,245,954,703.55/41,217.60
  6. Step 6: Final answer
    x = 30,228.71

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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.