Home / 27,222.38-40,833.78-7,502.02

Finding the Fourth Proportional to 27,222.38, 40,833.78 and 7,502.02

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Solution

The fourth proportional to 27,222.38, 40,833.78 and 7,502.02 is: 11,253.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.38 : 40,833.78 = 7,502.02 : x
  2. Step 2: Convert to fraction form
    27,222.38/40,833.78 = 7,502.02/x
  3. Step 3: Cross multiply
    27,222.38x = 40,833.78 × 7,502.02
  4. Step 4: Simplify right side
    27,222.38x = 306,335,704.02
  5. Step 5: Solve for x
    x = 306,335,704.02/27,222.38
  6. Step 6: Final answer
    x = 11,253.08

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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.