Home / 11,589.12-17,299.75-10,187.88

Finding the Fourth Proportional to 11,589.12, 17,299.75 and 10,187.88

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Solution

The fourth proportional to 11,589.12, 17,299.75 and 10,187.88 is: 15,208.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.12 : 17,299.75 = 10,187.88 : x
  2. Step 2: Convert to fraction form
    11,589.12/17,299.75 = 10,187.88/x
  3. Step 3: Cross multiply
    11,589.12x = 17,299.75 × 10,187.88
  4. Step 4: Simplify right side
    11,589.12x = 176,247,777.03
  5. Step 5: Solve for x
    x = 176,247,777.03/11,589.12
  6. Step 6: Final answer
    x = 15,208.04

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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.