Home / 16,163.15-22,306.23-9,090.05

Finding the Fourth Proportional to 16,163.15, 22,306.23 and 9,090.05

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Solution

The fourth proportional to 16,163.15, 22,306.23 and 9,090.05 is: 12,544.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.15 : 22,306.23 = 9,090.05 : x
  2. Step 2: Convert to fraction form
    16,163.15/22,306.23 = 9,090.05/x
  3. Step 3: Cross multiply
    16,163.15x = 22,306.23 × 9,090.05
  4. Step 4: Simplify right side
    16,163.15x = 202,764,634.48
  5. Step 5: Solve for x
    x = 202,764,634.48/16,163.15
  6. Step 6: Final answer
    x = 12,544.88

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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.