Home / 18,163.32-27,241.70-5,012.44

Finding the Fourth Proportional to 18,163.32, 27,241.70 and 5,012.44

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Solution

The fourth proportional to 18,163.32, 27,241.70 and 5,012.44 is: 7,517.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.32 : 27,241.70 = 5,012.44 : x
  2. Step 2: Convert to fraction form
    18,163.32/27,241.70 = 5,012.44/x
  3. Step 3: Cross multiply
    18,163.32x = 27,241.70 × 5,012.44
  4. Step 4: Simplify right side
    18,163.32x = 136,547,386.75
  5. Step 5: Solve for x
    x = 136,547,386.75/18,163.32
  6. Step 6: Final answer
    x = 7,517.75

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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.