Home / 27,137.29-37,449.24-15,200.74

Finding the Fourth Proportional to 27,137.29, 37,449.24 and 15,200.74

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Solution

The fourth proportional to 27,137.29, 37,449.24 and 15,200.74 is: 20,976.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137.29 : 37,449.24 = 15,200.74 : x
  2. Step 2: Convert to fraction form
    27,137.29/37,449.24 = 15,200.74/x
  3. Step 3: Cross multiply
    27,137.29x = 37,449.24 × 15,200.74
  4. Step 4: Simplify right side
    27,137.29x = 569,256,160.44
  5. Step 5: Solve for x
    x = 569,256,160.44/27,137.29
  6. Step 6: Final answer
    x = 20,976.90

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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.