Home / 26,993.34-37,247.31-15,507.95

Finding the Fourth Proportional to 26,993.34, 37,247.31 and 15,507.95

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Solution

The fourth proportional to 26,993.34, 37,247.31 and 15,507.95 is: 21,398.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,993.34 : 37,247.31 = 15,507.95 : x
  2. Step 2: Convert to fraction form
    26,993.34/37,247.31 = 15,507.95/x
  3. Step 3: Cross multiply
    26,993.34x = 37,247.31 × 15,507.95
  4. Step 4: Simplify right side
    26,993.34x = 577,629,234.88
  5. Step 5: Solve for x
    x = 577,629,234.88/26,993.34
  6. Step 6: Final answer
    x = 21,398.95

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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.