Home / 31,843.36-43,943.52-17,695.92

Finding the Fourth Proportional to 31,843.36, 43,943.52 and 17,695.92

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Solution

The fourth proportional to 31,843.36, 43,943.52 and 17,695.92 is: 24,420.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,843.36 : 43,943.52 = 17,695.92 : x
  2. Step 2: Convert to fraction form
    31,843.36/43,943.52 = 17,695.92/x
  3. Step 3: Cross multiply
    31,843.36x = 43,943.52 × 17,695.92
  4. Step 4: Simplify right side
    31,843.36x = 777,621,014.44
  5. Step 5: Solve for x
    x = 777,621,014.44/31,843.36
  6. Step 6: Final answer
    x = 24,420.19

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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.