Home / 41,442.40-62,163.60-18,114.40

Finding the Fourth Proportional to 41,442.40, 62,163.60 and 18,114.40

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Solution

The fourth proportional to 41,442.40, 62,163.60 and 18,114.40 is: 27,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,442.40 : 62,163.60 = 18,114.40 : x
  2. Step 2: Convert to fraction form
    41,442.40/62,163.60 = 18,114.40/x
  3. Step 3: Cross multiply
    41,442.40x = 62,163.60 × 18,114.40
  4. Step 4: Simplify right side
    41,442.40x = 1,126,056,315.84
  5. Step 5: Solve for x
    x = 1,126,056,315.84/41,442.40
  6. Step 6: Final answer
    x = 27,171.60

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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.