Home / 16,976.09-23,425.92-9,422.43

Finding the Fourth Proportional to 16,976.09, 23,425.92 and 9,422.43

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Solution

The fourth proportional to 16,976.09, 23,425.92 and 9,422.43 is: 13,002.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,976.09 : 23,425.92 = 9,422.43 : x
  2. Step 2: Convert to fraction form
    16,976.09/23,425.92 = 9,422.43/x
  3. Step 3: Cross multiply
    16,976.09x = 23,425.92 × 9,422.43
  4. Step 4: Simplify right side
    16,976.09x = 220,729,135.31
  5. Step 5: Solve for x
    x = 220,729,135.31/16,976.09
  6. Step 6: Final answer
    x = 13,002.35

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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.