Home / 27,371.24-37,771.56-15,434.48

Finding the Fourth Proportional to 27,371.24, 37,771.56 and 15,434.48

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Solution

The fourth proportional to 27,371.24, 37,771.56 and 15,434.48 is: 21,299.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,371.24 : 37,771.56 = 15,434.48 : x
  2. Step 2: Convert to fraction form
    27,371.24/37,771.56 = 15,434.48/x
  3. Step 3: Cross multiply
    27,371.24x = 37,771.56 × 15,434.48
  4. Step 4: Simplify right side
    27,371.24x = 582,984,387.39
  5. Step 5: Solve for x
    x = 582,984,387.39/27,371.24
  6. Step 6: Final answer
    x = 21,299.16

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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.