Home / 18,065.50-27,097.44-7,531.18

Finding the Fourth Proportional to 18,065.50, 27,097.44 and 7,531.18

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Solution

The fourth proportional to 18,065.50, 27,097.44 and 7,531.18 is: 11,296.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,065.50 : 27,097.44 = 7,531.18 : x
  2. Step 2: Convert to fraction form
    18,065.50/27,097.44 = 7,531.18/x
  3. Step 3: Cross multiply
    18,065.50x = 27,097.44 × 7,531.18
  4. Step 4: Simplify right side
    18,065.50x = 204,075,698.18
  5. Step 5: Solve for x
    x = 204,075,698.18/18,065.50
  6. Step 6: Final answer
    x = 11,296.43

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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.