Home / 17,008.22-25,511.63-5,161.57

Finding the Fourth Proportional to 17,008.22, 25,511.63 and 5,161.57

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Solution

The fourth proportional to 17,008.22, 25,511.63 and 5,161.57 is: 7,742.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,008.22 : 25,511.63 = 5,161.57 : x
  2. Step 2: Convert to fraction form
    17,008.22/25,511.63 = 5,161.57/x
  3. Step 3: Cross multiply
    17,008.22x = 25,511.63 × 5,161.57
  4. Step 4: Simplify right side
    17,008.22x = 131,679,974.47
  5. Step 5: Solve for x
    x = 131,679,974.47/17,008.22
  6. Step 6: Final answer
    x = 7,742.14

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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.