Home / 13,523.06-20,251.46-11,168.66

Finding the Fourth Proportional to 13,523.06, 20,251.46 and 11,168.66

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Solution

The fourth proportional to 13,523.06, 20,251.46 and 11,168.66 is: 16,725.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,523.06 : 20,251.46 = 11,168.66 : x
  2. Step 2: Convert to fraction form
    13,523.06/20,251.46 = 11,168.66/x
  3. Step 3: Cross multiply
    13,523.06x = 20,251.46 × 11,168.66
  4. Step 4: Simplify right side
    13,523.06x = 226,181,671.24
  5. Step 5: Solve for x
    x = 226,181,671.24/13,523.06
  6. Step 6: Final answer
    x = 16,725.63

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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.