Home / 31,481.19-43,443.99-17,334.05

Finding the Fourth Proportional to 31,481.19, 43,443.99 and 17,334.05

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Solution

The fourth proportional to 31,481.19, 43,443.99 and 17,334.05 is: 23,920.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,481.19 : 43,443.99 = 17,334.05 : x
  2. Step 2: Convert to fraction form
    31,481.19/43,443.99 = 17,334.05/x
  3. Step 3: Cross multiply
    31,481.19x = 43,443.99 × 17,334.05
  4. Step 4: Simplify right side
    31,481.19x = 753,060,077.64
  5. Step 5: Solve for x
    x = 753,060,077.64/31,481.19
  6. Step 6: Final answer
    x = 23,920.95

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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.