Home / 31,929.57-44,034.03-19,993.95

Finding the Fourth Proportional to 31,929.57, 44,034.03 and 19,993.95

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Solution

The fourth proportional to 31,929.57, 44,034.03 and 19,993.95 is: 27,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,929.57 : 44,034.03 = 19,993.95 : x
  2. Step 2: Convert to fraction form
    31,929.57/44,034.03 = 19,993.95/x
  3. Step 3: Cross multiply
    31,929.57x = 44,034.03 × 19,993.95
  4. Step 4: Simplify right side
    31,929.57x = 880,414,194.12
  5. Step 5: Solve for x
    x = 880,414,194.12/31,929.57
  6. Step 6: Final answer
    x = 27,573.63

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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.