Home / 39,446.46-54,414.20-25,815.58

Finding the Fourth Proportional to 39,446.46, 54,414.20 and 25,815.58

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Solution

The fourth proportional to 39,446.46, 54,414.20 and 25,815.58 is: 35,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,446.46 : 54,414.20 = 25,815.58 : x
  2. Step 2: Convert to fraction form
    39,446.46/54,414.20 = 25,815.58/x
  3. Step 3: Cross multiply
    39,446.46x = 54,414.20 × 25,815.58
  4. Step 4: Simplify right side
    39,446.46x = 1,404,734,133.24
  5. Step 5: Solve for x
    x = 1,404,734,133.24/39,446.46
  6. Step 6: Final answer
    x = 35,611.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.