Home / 17,175.12-23,687.28-11,202.18

Finding the Fourth Proportional to 17,175.12, 23,687.28 and 11,202.18

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Solution

The fourth proportional to 17,175.12, 23,687.28 and 11,202.18 is: 15,449.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,175.12 : 23,687.28 = 11,202.18 : x
  2. Step 2: Convert to fraction form
    17,175.12/23,687.28 = 11,202.18/x
  3. Step 3: Cross multiply
    17,175.12x = 23,687.28 × 11,202.18
  4. Step 4: Simplify right side
    17,175.12x = 265,349,174.27
  5. Step 5: Solve for x
    x = 265,349,174.27/17,175.12
  6. Step 6: Final answer
    x = 15,449.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.