Home / 16,235.28-22,404.66-9,162.12

Finding the Fourth Proportional to 16,235.28, 22,404.66 and 9,162.12

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Solution

The fourth proportional to 16,235.28, 22,404.66 and 9,162.12 is: 12,643.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,235.28 : 22,404.66 = 9,162.12 : x
  2. Step 2: Convert to fraction form
    16,235.28/22,404.66 = 9,162.12/x
  3. Step 3: Cross multiply
    16,235.28x = 22,404.66 × 9,162.12
  4. Step 4: Simplify right side
    16,235.28x = 205,274,183.48
  5. Step 5: Solve for x
    x = 205,274,183.48/16,235.28
  6. Step 6: Final answer
    x = 12,643.71

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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.