Home / 15,305.94-22,932.99-12,195.54

Finding the Fourth Proportional to 15,305.94, 22,932.99 and 12,195.54

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Solution

The fourth proportional to 15,305.94, 22,932.99 and 12,195.54 is: 18,272.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,305.94 : 22,932.99 = 12,195.54 : x
  2. Step 2: Convert to fraction form
    15,305.94/22,932.99 = 12,195.54/x
  3. Step 3: Cross multiply
    15,305.94x = 22,932.99 × 12,195.54
  4. Step 4: Simplify right side
    15,305.94x = 279,680,196.86
  5. Step 5: Solve for x
    x = 279,680,196.86/15,305.94
  6. Step 6: Final answer
    x = 18,272.66

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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.