Home / 17,282.70-23,872.19-13,224.85

Finding the Fourth Proportional to 17,282.70, 23,872.19 and 13,224.85

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Solution

The fourth proportional to 17,282.70, 23,872.19 and 13,224.85 is: 18,267.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,282.70 : 23,872.19 = 13,224.85 : x
  2. Step 2: Convert to fraction form
    17,282.70/23,872.19 = 13,224.85/x
  3. Step 3: Cross multiply
    17,282.70x = 23,872.19 × 13,224.85
  4. Step 4: Simplify right side
    17,282.70x = 315,706,006.12
  5. Step 5: Solve for x
    x = 315,706,006.12/17,282.70
  6. Step 6: Final answer
    x = 18,267.17

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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.