Home / 11,589.13-17,234.60-11,220.08

Finding the Fourth Proportional to 11,589.13, 17,234.60 and 11,220.08

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Solution

The fourth proportional to 11,589.13, 17,234.60 and 11,220.08 is: 16,685.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.13 : 17,234.60 = 11,220.08 : x
  2. Step 2: Convert to fraction form
    11,589.13/17,234.60 = 11,220.08/x
  3. Step 3: Cross multiply
    11,589.13x = 17,234.60 × 11,220.08
  4. Step 4: Simplify right side
    11,589.13x = 193,373,590.77
  5. Step 5: Solve for x
    x = 193,373,590.77/11,589.13
  6. Step 6: Final answer
    x = 16,685.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.