Home / 26,481.24-36,541.08-15,722.28

Finding the Fourth Proportional to 26,481.24, 36,541.08 and 15,722.28

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Solution

The fourth proportional to 26,481.24, 36,541.08 and 15,722.28 is: 21,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.24 : 36,541.08 = 15,722.28 : x
  2. Step 2: Convert to fraction form
    26,481.24/36,541.08 = 15,722.28/x
  3. Step 3: Cross multiply
    26,481.24x = 36,541.08 × 15,722.28
  4. Step 4: Simplify right side
    26,481.24x = 574,509,091.26
  5. Step 5: Solve for x
    x = 574,509,091.26/26,481.24
  6. Step 6: Final answer
    x = 21,694.95

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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.