Home / 27,222.27-37,566.75-15,286.38

Finding the Fourth Proportional to 27,222.27, 37,566.75 and 15,286.38

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Solution

The fourth proportional to 27,222.27, 37,566.75 and 15,286.38 is: 21,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.27 : 37,566.75 = 15,286.38 : x
  2. Step 2: Convert to fraction form
    27,222.27/37,566.75 = 15,286.38/x
  3. Step 3: Cross multiply
    27,222.27x = 37,566.75 × 15,286.38
  4. Step 4: Simplify right side
    27,222.27x = 574,259,615.87
  5. Step 5: Solve for x
    x = 574,259,615.87/27,222.27
  6. Step 6: Final answer
    x = 21,095.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.