Home / 17,226.81-25,839.41-10,115.01

Finding the Fourth Proportional to 17,226.81, 25,839.41 and 10,115.01

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Solution

The fourth proportional to 17,226.81, 25,839.41 and 10,115.01 is: 15,172.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,226.81 : 25,839.41 = 10,115.01 : x
  2. Step 2: Convert to fraction form
    17,226.81/25,839.41 = 10,115.01/x
  3. Step 3: Cross multiply
    17,226.81x = 25,839.41 × 10,115.01
  4. Step 4: Simplify right side
    17,226.81x = 261,365,839.97
  5. Step 5: Solve for x
    x = 261,365,839.97/17,226.81
  6. Step 6: Final answer
    x = 15,172.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.