Home / 45,447.97-68,149.15-26,478.74

Finding the Fourth Proportional to 45,447.97, 68,149.15 and 26,478.74

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Solution

The fourth proportional to 45,447.97, 68,149.15 and 26,478.74 is: 39,704.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,447.97 : 68,149.15 = 26,478.74 : x
  2. Step 2: Convert to fraction form
    45,447.97/68,149.15 = 26,478.74/x
  3. Step 3: Cross multiply
    45,447.97x = 68,149.15 × 26,478.74
  4. Step 4: Simplify right side
    45,447.97x = 1,804,503,680.33
  5. Step 5: Solve for x
    x = 1,804,503,680.33/45,447.97
  6. Step 6: Final answer
    x = 39,704.82

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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.