Home / 18,226.34-25,152.36-10,268.57

Finding the Fourth Proportional to 18,226.34, 25,152.36 and 10,268.57

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Solution

The fourth proportional to 18,226.34, 25,152.36 and 10,268.57 is: 14,170.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.34 : 25,152.36 = 10,268.57 : x
  2. Step 2: Convert to fraction form
    18,226.34/25,152.36 = 10,268.57/x
  3. Step 3: Cross multiply
    18,226.34x = 25,152.36 × 10,268.57
  4. Step 4: Simplify right side
    18,226.34x = 258,278,592.22
  5. Step 5: Solve for x
    x = 258,278,592.22/18,226.34
  6. Step 6: Final answer
    x = 14,170.62

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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.