Home / 25,863.78-38,793.48-10,277.22

Finding the Fourth Proportional to 25,863.78, 38,793.48 and 10,277.22

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Solution

The fourth proportional to 25,863.78, 38,793.48 and 10,277.22 is: 15,414.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,863.78 : 38,793.48 = 10,277.22 : x
  2. Step 2: Convert to fraction form
    25,863.78/38,793.48 = 10,277.22/x
  3. Step 3: Cross multiply
    25,863.78x = 38,793.48 × 10,277.22
  4. Step 4: Simplify right side
    25,863.78x = 398,689,128.53
  5. Step 5: Solve for x
    x = 398,689,128.53/25,863.78
  6. Step 6: Final answer
    x = 15,414.96

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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.