Home / 27,105.72-40,673.16-25,851.84

Finding the Fourth Proportional to 27,105.72, 40,673.16 and 25,851.84

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Solution

The fourth proportional to 27,105.72, 40,673.16 and 25,851.84 is: 38,791.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,105.72 : 40,673.16 = 25,851.84 : x
  2. Step 2: Convert to fraction form
    27,105.72/40,673.16 = 25,851.84/x
  3. Step 3: Cross multiply
    27,105.72x = 40,673.16 × 25,851.84
  4. Step 4: Simplify right side
    27,105.72x = 1,051,476,024.61
  5. Step 5: Solve for x
    x = 1,051,476,024.61/27,105.72
  6. Step 6: Final answer
    x = 38,791.67

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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.