Home / 38,149.44-57,217.60-10,447.36

Finding the Fourth Proportional to 38,149.44, 57,217.60 and 10,447.36

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Solution

The fourth proportional to 38,149.44, 57,217.60 and 10,447.36 is: 15,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,149.44 : 57,217.60 = 10,447.36 : x
  2. Step 2: Convert to fraction form
    38,149.44/57,217.60 = 10,447.36/x
  3. Step 3: Cross multiply
    38,149.44x = 57,217.60 × 10,447.36
  4. Step 4: Simplify right side
    38,149.44x = 597,772,865.54
  5. Step 5: Solve for x
    x = 597,772,865.54/38,149.44
  6. Step 6: Final answer
    x = 15,669.24

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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.