Home / 27,393.39-37,792.76-20,240.55

Finding the Fourth Proportional to 27,393.39, 37,792.76 and 20,240.55

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Solution

The fourth proportional to 27,393.39, 37,792.76 and 20,240.55 is: 27,924.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,393.39 : 37,792.76 = 20,240.55 : x
  2. Step 2: Convert to fraction form
    27,393.39/37,792.76 = 20,240.55/x
  3. Step 3: Cross multiply
    27,393.39x = 37,792.76 × 20,240.55
  4. Step 4: Simplify right side
    27,393.39x = 764,946,147.22
  5. Step 5: Solve for x
    x = 764,946,147.22/27,393.39
  6. Step 6: Final answer
    x = 27,924.48

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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.