Home / 21,767.92-32,657.56-11,241.12

Finding the Fourth Proportional to 21,767.92, 32,657.56 and 11,241.12

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Solution

The fourth proportional to 21,767.92, 32,657.56 and 11,241.12 is: 16,864.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,767.92 : 32,657.56 = 11,241.12 : x
  2. Step 2: Convert to fraction form
    21,767.92/32,657.56 = 11,241.12/x
  3. Step 3: Cross multiply
    21,767.92x = 32,657.56 × 11,241.12
  4. Step 4: Simplify right side
    21,767.92x = 367,107,550.87
  5. Step 5: Solve for x
    x = 367,107,550.87/21,767.92
  6. Step 6: Final answer
    x = 16,864.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.