Home / 27,098.43-37,394.78-15,161.78

Finding the Fourth Proportional to 27,098.43, 37,394.78 and 15,161.78

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Solution

The fourth proportional to 27,098.43, 37,394.78 and 15,161.78 is: 20,922.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,098.43 : 37,394.78 = 15,161.78 : x
  2. Step 2: Convert to fraction form
    27,098.43/37,394.78 = 15,161.78/x
  3. Step 3: Cross multiply
    27,098.43x = 37,394.78 × 15,161.78
  4. Step 4: Simplify right side
    27,098.43x = 566,971,530.47
  5. Step 5: Solve for x
    x = 566,971,530.47/27,098.43
  6. Step 6: Final answer
    x = 20,922.67

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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.