Home / 31,447.92-43,396.56-17,298.48

Finding the Fourth Proportional to 31,447.92, 43,396.56 and 17,298.48

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Solution

The fourth proportional to 31,447.92, 43,396.56 and 17,298.48 is: 23,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,447.92 : 43,396.56 = 17,298.48 : x
  2. Step 2: Convert to fraction form
    31,447.92/43,396.56 = 17,298.48/x
  3. Step 3: Cross multiply
    31,447.92x = 43,396.56 × 17,298.48
  4. Step 4: Simplify right side
    31,447.92x = 750,694,525.23
  5. Step 5: Solve for x
    x = 750,694,525.23/31,447.92
  6. Step 6: Final answer
    x = 23,871.04

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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.