Home / 41,214.60-61,801.20-20,156.22

Finding the Fourth Proportional to 41,214.60, 61,801.20 and 20,156.22

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Solution

The fourth proportional to 41,214.60, 61,801.20 and 20,156.22 is: 30,224.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,214.60 : 61,801.20 = 20,156.22 : x
  2. Step 2: Convert to fraction form
    41,214.60/61,801.20 = 20,156.22/x
  3. Step 3: Cross multiply
    41,214.60x = 61,801.20 × 20,156.22
  4. Step 4: Simplify right side
    41,214.60x = 1,245,678,583.46
  5. Step 5: Solve for x
    x = 1,245,678,583.46/41,214.60
  6. Step 6: Final answer
    x = 30,224.21

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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.