Home / 17,072.13-25,619.82-10,478.19

Finding the Fourth Proportional to 17,072.13, 25,619.82 and 10,478.19

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Solution

The fourth proportional to 17,072.13, 25,619.82 and 10,478.19 is: 15,724.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072.13 : 25,619.82 = 10,478.19 : x
  2. Step 2: Convert to fraction form
    17,072.13/25,619.82 = 10,478.19/x
  3. Step 3: Cross multiply
    17,072.13x = 25,619.82 × 10,478.19
  4. Step 4: Simplify right side
    17,072.13x = 268,449,341.73
  5. Step 5: Solve for x
    x = 268,449,341.73/17,072.13
  6. Step 6: Final answer
    x = 15,724.42

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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.