Home / 31,394.22-43,323.18-17,247.08

Finding the Fourth Proportional to 31,394.22, 43,323.18 and 17,247.08

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Solution

The fourth proportional to 31,394.22, 43,323.18 and 17,247.08 is: 23,800.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,394.22 : 43,323.18 = 17,247.08 : x
  2. Step 2: Convert to fraction form
    31,394.22/43,323.18 = 17,247.08/x
  3. Step 3: Cross multiply
    31,394.22x = 43,323.18 × 17,247.08
  4. Step 4: Simplify right side
    31,394.22x = 747,198,351.31
  5. Step 5: Solve for x
    x = 747,198,351.31/31,394.22
  6. Step 6: Final answer
    x = 23,800.51

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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.