Home / 18,237.33-25,167.43-10,279.46

Finding the Fourth Proportional to 18,237.33, 25,167.43 and 10,279.46

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Solution

The fourth proportional to 18,237.33, 25,167.43 and 10,279.46 is: 14,185.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.33 : 25,167.43 = 10,279.46 : x
  2. Step 2: Convert to fraction form
    18,237.33/25,167.43 = 10,279.46/x
  3. Step 3: Cross multiply
    18,237.33x = 25,167.43 × 10,279.46
  4. Step 4: Simplify right side
    18,237.33x = 258,707,553.10
  5. Step 5: Solve for x
    x = 258,707,553.10/18,237.33
  6. Step 6: Final answer
    x = 14,185.61

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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.