Home / 27,080.61-37,371.17-15,143.97

Finding the Fourth Proportional to 27,080.61, 37,371.17 and 15,143.97

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Solution

The fourth proportional to 27,080.61, 37,371.17 and 15,143.97 is: 20,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,080.61 : 37,371.17 = 15,143.97 : x
  2. Step 2: Convert to fraction form
    27,080.61/37,371.17 = 15,143.97/x
  3. Step 3: Cross multiply
    27,080.61x = 37,371.17 × 15,143.97
  4. Step 4: Simplify right side
    27,080.61x = 565,947,801.63
  5. Step 5: Solve for x
    x = 565,947,801.63/27,080.61
  6. Step 6: Final answer
    x = 20,898.64

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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.