Home / 31,433.24-43,377.00-17,286.08

Finding the Fourth Proportional to 31,433.24, 43,377.00 and 17,286.08

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Solution

The fourth proportional to 31,433.24, 43,377.00 and 17,286.08 is: 23,854.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,433.24 : 43,377.00 = 17,286.08 : x
  2. Step 2: Convert to fraction form
    31,433.24/43,377.00 = 17,286.08/x
  3. Step 3: Cross multiply
    31,433.24x = 43,377.00 × 17,286.08
  4. Step 4: Simplify right side
    31,433.24x = 749,818,351.68
  5. Step 5: Solve for x
    x = 749,818,351.68/31,433.24
  6. Step 6: Final answer
    x = 23,854.32

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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.