Home / 18,162.39-27,246.83-7,075.11

Finding the Fourth Proportional to 18,162.39, 27,246.83 and 7,075.11

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Solution

The fourth proportional to 18,162.39, 27,246.83 and 7,075.11 is: 10,613.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,162.39 : 27,246.83 = 7,075.11 : x
  2. Step 2: Convert to fraction form
    18,162.39/27,246.83 = 7,075.11/x
  3. Step 3: Cross multiply
    18,162.39x = 27,246.83 × 7,075.11
  4. Step 4: Simplify right side
    18,162.39x = 192,774,284.03
  5. Step 5: Solve for x
    x = 192,774,284.03/18,162.39
  6. Step 6: Final answer
    x = 10,613.93

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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.