Home / 31,339.68-43,248.24-17,193.84

Finding the Fourth Proportional to 31,339.68, 43,248.24 and 17,193.84

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Solution

The fourth proportional to 31,339.68, 43,248.24 and 17,193.84 is: 23,727.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,339.68 : 43,248.24 = 17,193.84 : x
  2. Step 2: Convert to fraction form
    31,339.68/43,248.24 = 17,193.84/x
  3. Step 3: Cross multiply
    31,339.68x = 43,248.24 × 17,193.84
  4. Step 4: Simplify right side
    31,339.68x = 743,603,318.84
  5. Step 5: Solve for x
    x = 743,603,318.84/31,339.68
  6. Step 6: Final answer
    x = 23,727.21

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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.