Home / 16,234.93-22,404.16-9,161.33

Finding the Fourth Proportional to 16,234.93, 22,404.16 and 9,161.33

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Solution

The fourth proportional to 16,234.93, 22,404.16 and 9,161.33 is: 12,642.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,234.93 : 22,404.16 = 9,161.33 : x
  2. Step 2: Convert to fraction form
    16,234.93/22,404.16 = 9,161.33/x
  3. Step 3: Cross multiply
    16,234.93x = 22,404.16 × 9,161.33
  4. Step 4: Simplify right side
    16,234.93x = 205,251,903.13
  5. Step 5: Solve for x
    x = 205,251,903.13/16,234.93
  6. Step 6: Final answer
    x = 12,642.61

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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.