Home / 18,233.36-27,375.96-17,398.16

Finding the Fourth Proportional to 18,233.36, 27,375.96 and 17,398.16

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Solution

The fourth proportional to 18,233.36, 27,375.96 and 17,398.16 is: 26,121.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.36 : 27,375.96 = 17,398.16 : x
  2. Step 2: Convert to fraction form
    18,233.36/27,375.96 = 17,398.16/x
  3. Step 3: Cross multiply
    18,233.36x = 27,375.96 × 17,398.16
  4. Step 4: Simplify right side
    18,233.36x = 476,291,332.23
  5. Step 5: Solve for x
    x = 476,291,332.23/18,233.36
  6. Step 6: Final answer
    x = 26,121.97

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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.