Home / 18,338.16-27,516.33-7,252.80

Finding the Fourth Proportional to 18,338.16, 27,516.33 and 7,252.80

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Solution

The fourth proportional to 18,338.16, 27,516.33 and 7,252.80 is: 10,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,338.16 : 27,516.33 = 7,252.80 : x
  2. Step 2: Convert to fraction form
    18,338.16/27,516.33 = 7,252.80/x
  3. Step 3: Cross multiply
    18,338.16x = 27,516.33 × 7,252.80
  4. Step 4: Simplify right side
    18,338.16x = 199,570,438.22
  5. Step 5: Solve for x
    x = 199,570,438.22/18,338.16
  6. Step 6: Final answer
    x = 10,882.80

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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.