Home / 38,170.63-57,100.42-31,949.83

Finding the Fourth Proportional to 38,170.63, 57,100.42 and 31,949.83

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Solution

The fourth proportional to 38,170.63, 57,100.42 and 31,949.83 is: 47,794.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,170.63 : 57,100.42 = 31,949.83 : x
  2. Step 2: Convert to fraction form
    38,170.63/57,100.42 = 31,949.83/x
  3. Step 3: Cross multiply
    38,170.63x = 57,100.42 × 31,949.83
  4. Step 4: Simplify right side
    38,170.63x = 1,824,348,711.93
  5. Step 5: Solve for x
    x = 1,824,348,711.93/38,170.63
  6. Step 6: Final answer
    x = 47,794.57

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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.