Home / 41,867.46-62,772.60-13,777.20

Finding the Fourth Proportional to 41,867.46, 62,772.60 and 13,777.20

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Solution

The fourth proportional to 41,867.46, 62,772.60 and 13,777.20 is: 20,656.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,867.46 : 62,772.60 = 13,777.20 : x
  2. Step 2: Convert to fraction form
    41,867.46/62,772.60 = 13,777.20/x
  3. Step 3: Cross multiply
    41,867.46x = 62,772.60 × 13,777.20
  4. Step 4: Simplify right side
    41,867.46x = 864,830,664.72
  5. Step 5: Solve for x
    x = 864,830,664.72/41,867.46
  6. Step 6: Final answer
    x = 20,656.39

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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.