Home / 16,231.20-22,399.12-9,060.99

Finding the Fourth Proportional to 16,231.20, 22,399.12 and 9,060.99

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Solution

The fourth proportional to 16,231.20, 22,399.12 and 9,060.99 is: 12,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,231.20 : 22,399.12 = 9,060.99 : x
  2. Step 2: Convert to fraction form
    16,231.20/22,399.12 = 9,060.99/x
  3. Step 3: Cross multiply
    16,231.20x = 22,399.12 × 9,060.99
  4. Step 4: Simplify right side
    16,231.20x = 202,958,218.14
  5. Step 5: Solve for x
    x = 202,958,218.14/16,231.20
  6. Step 6: Final answer
    x = 12,504.20

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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.