Home / 18,231.92-25,155.62-10,274.16

Finding the Fourth Proportional to 18,231.92, 25,155.62 and 10,274.16

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Solution

The fourth proportional to 18,231.92, 25,155.62 and 10,274.16 is: 14,175.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.92 : 25,155.62 = 10,274.16 : x
  2. Step 2: Convert to fraction form
    18,231.92/25,155.62 = 10,274.16/x
  3. Step 3: Cross multiply
    18,231.92x = 25,155.62 × 10,274.16
  4. Step 4: Simplify right side
    18,231.92x = 258,452,864.78
  5. Step 5: Solve for x
    x = 258,452,864.78/18,231.92
  6. Step 6: Final answer
    x = 14,175.84

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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.