Home / 38,571.27-57,864.12-17,512.77

Finding the Fourth Proportional to 38,571.27, 57,864.12 and 17,512.77

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Solution

The fourth proportional to 38,571.27, 57,864.12 and 17,512.77 is: 26,272.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,571.27 : 57,864.12 = 17,512.77 : x
  2. Step 2: Convert to fraction form
    38,571.27/57,864.12 = 17,512.77/x
  3. Step 3: Cross multiply
    38,571.27x = 57,864.12 × 17,512.77
  4. Step 4: Simplify right side
    38,571.27x = 1,013,361,024.81
  5. Step 5: Solve for x
    x = 1,013,361,024.81/38,571.27
  6. Step 6: Final answer
    x = 26,272.43

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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.