Home / 31,340.63-43,249.33-17,193.35

Finding the Fourth Proportional to 31,340.63, 43,249.33 and 17,193.35

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Solution

The fourth proportional to 31,340.63, 43,249.33 and 17,193.35 is: 23,726.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,340.63 : 43,249.33 = 17,193.35 : x
  2. Step 2: Convert to fraction form
    31,340.63/43,249.33 = 17,193.35/x
  3. Step 3: Cross multiply
    31,340.63x = 43,249.33 × 17,193.35
  4. Step 4: Simplify right side
    31,340.63x = 743,600,867.96
  5. Step 5: Solve for x
    x = 743,600,867.96/31,340.63
  6. Step 6: Final answer
    x = 23,726.42

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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.