Home / 16,201.20-22,357.72-9,126.96

Finding the Fourth Proportional to 16,201.20, 22,357.72 and 9,126.96

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Solution

The fourth proportional to 16,201.20, 22,357.72 and 9,126.96 is: 12,595.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,201.20 : 22,357.72 = 9,126.96 : x
  2. Step 2: Convert to fraction form
    16,201.20/22,357.72 = 9,126.96/x
  3. Step 3: Cross multiply
    16,201.20x = 22,357.72 × 9,126.96
  4. Step 4: Simplify right side
    16,201.20x = 204,058,016.13
  5. Step 5: Solve for x
    x = 204,058,016.13/16,201.20
  6. Step 6: Final answer
    x = 12,595.24

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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.