Home / 16,040.16-22,133.25-8,966.43

Finding the Fourth Proportional to 16,040.16, 22,133.25 and 8,966.43

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Solution

The fourth proportional to 16,040.16, 22,133.25 and 8,966.43 is: 12,372.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040.16 : 22,133.25 = 8,966.43 : x
  2. Step 2: Convert to fraction form
    16,040.16/22,133.25 = 8,966.43/x
  3. Step 3: Cross multiply
    16,040.16x = 22,133.25 × 8,966.43
  4. Step 4: Simplify right side
    16,040.16x = 198,456,236.80
  5. Step 5: Solve for x
    x = 198,456,236.80/16,040.16
  6. Step 6: Final answer
    x = 12,372.46

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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.