Home / 31,744.80-43,808.42-17,403.68

Finding the Fourth Proportional to 31,744.80, 43,808.42 and 17,403.68

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Solution

The fourth proportional to 31,744.80, 43,808.42 and 17,403.68 is: 24,017.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,744.80 : 43,808.42 = 17,403.68 : x
  2. Step 2: Convert to fraction form
    31,744.80/43,808.42 = 17,403.68/x
  3. Step 3: Cross multiply
    31,744.80x = 43,808.42 × 17,403.68
  4. Step 4: Simplify right side
    31,744.80x = 762,427,876.02
  5. Step 5: Solve for x
    x = 762,427,876.02/31,744.80
  6. Step 6: Final answer
    x = 24,017.41

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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.