Home / 18,237.26-25,164.63-10,279.34

Finding the Fourth Proportional to 18,237.26, 25,164.63 and 10,279.34

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Solution

The fourth proportional to 18,237.26, 25,164.63 and 10,279.34 is: 14,183.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.26 : 25,164.63 = 10,279.34 : x
  2. Step 2: Convert to fraction form
    18,237.26/25,164.63 = 10,279.34/x
  3. Step 3: Cross multiply
    18,237.26x = 25,164.63 × 10,279.34
  4. Step 4: Simplify right side
    18,237.26x = 258,675,787.74
  5. Step 5: Solve for x
    x = 258,675,787.74/18,237.26
  6. Step 6: Final answer
    x = 14,183.92

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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.