Home / 38,447.64-57,671.37-15,057.72

Finding the Fourth Proportional to 38,447.64, 57,671.37 and 15,057.72

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Solution

The fourth proportional to 38,447.64, 57,671.37 and 15,057.72 is: 22,586.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,447.64 : 57,671.37 = 15,057.72 : x
  2. Step 2: Convert to fraction form
    38,447.64/57,671.37 = 15,057.72/x
  3. Step 3: Cross multiply
    38,447.64x = 57,671.37 × 15,057.72
  4. Step 4: Simplify right side
    38,447.64x = 868,399,341.48
  5. Step 5: Solve for x
    x = 868,399,341.48/38,447.64
  6. Step 6: Final answer
    x = 22,586.54

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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.