Home / 31,184.38-43,034.16-17,037.28

Finding the Fourth Proportional to 31,184.38, 43,034.16 and 17,037.28

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Solution

The fourth proportional to 31,184.38, 43,034.16 and 17,037.28 is: 23,511.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,184.38 : 43,034.16 = 17,037.28 : x
  2. Step 2: Convert to fraction form
    31,184.38/43,034.16 = 17,037.28/x
  3. Step 3: Cross multiply
    31,184.38x = 43,034.16 × 17,037.28
  4. Step 4: Simplify right side
    31,184.38x = 733,185,033.48
  5. Step 5: Solve for x
    x = 733,185,033.48/31,184.38
  6. Step 6: Final answer
    x = 23,511.29

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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.