Home / 31,180.61-43,030.19-17,034.37

Finding the Fourth Proportional to 31,180.61, 43,030.19 and 17,034.37

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Solution

The fourth proportional to 31,180.61, 43,030.19 and 17,034.37 is: 23,507.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180.61 : 43,030.19 = 17,034.37 : x
  2. Step 2: Convert to fraction form
    31,180.61/43,030.19 = 17,034.37/x
  3. Step 3: Cross multiply
    31,180.61x = 43,030.19 × 17,034.37
  4. Step 4: Simplify right side
    31,180.61x = 732,992,177.63
  5. Step 5: Solve for x
    x = 732,992,177.63/31,180.61
  6. Step 6: Final answer
    x = 23,507.95

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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.