Home / 41,840.64-62,760.96-12,258.48

Finding the Fourth Proportional to 41,840.64, 62,760.96 and 12,258.48

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Solution

The fourth proportional to 41,840.64, 62,760.96 and 12,258.48 is: 18,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,840.64 : 62,760.96 = 12,258.48 : x
  2. Step 2: Convert to fraction form
    41,840.64/62,760.96 = 12,258.48/x
  3. Step 3: Cross multiply
    41,840.64x = 62,760.96 × 12,258.48
  4. Step 4: Simplify right side
    41,840.64x = 769,353,972.94
  5. Step 5: Solve for x
    x = 769,353,972.94/41,840.64
  6. Step 6: Final answer
    x = 18,387.72

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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.