Home / 26,980.20-37,231.26-15,043.29

Finding the Fourth Proportional to 26,980.20, 37,231.26 and 15,043.29

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Solution

The fourth proportional to 26,980.20, 37,231.26 and 15,043.29 is: 20,758.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,980.20 : 37,231.26 = 15,043.29 : x
  2. Step 2: Convert to fraction form
    26,980.20/37,231.26 = 15,043.29/x
  3. Step 3: Cross multiply
    26,980.20x = 37,231.26 × 15,043.29
  4. Step 4: Simplify right side
    26,980.20x = 560,080,641.25
  5. Step 5: Solve for x
    x = 560,080,641.25/26,980.20
  6. Step 6: Final answer
    x = 20,758.95

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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.