Home / 31,180.76-43,029.60-17,033.84

Finding the Fourth Proportional to 31,180.76, 43,029.60 and 17,033.84

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Solution

The fourth proportional to 31,180.76, 43,029.60 and 17,033.84 is: 23,506.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180.76 : 43,029.60 = 17,033.84 : x
  2. Step 2: Convert to fraction form
    31,180.76/43,029.60 = 17,033.84/x
  3. Step 3: Cross multiply
    31,180.76x = 43,029.60 × 17,033.84
  4. Step 4: Simplify right side
    31,180.76x = 732,959,321.66
  5. Step 5: Solve for x
    x = 732,959,321.66/31,180.76
  6. Step 6: Final answer
    x = 23,506.78

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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.