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Finding the Fourth Proportional to 26,244, 36,216.72 and 15,066.72

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Solution

The fourth proportional to 26,244, 36,216.72 and 15,066.72 is: 20,792.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,244 : 36,216.72 = 15,066.72 : x
  2. Step 2: Convert to fraction form
    26,244/36,216.72 = 15,066.72/x
  3. Step 3: Cross multiply
    26,244x = 36,216.72 × 15,066.72
  4. Step 4: Simplify right side
    26,244x = 545,667,179.56
  5. Step 5: Solve for x
    x = 545,667,179.56/26,244
  6. Step 6: Final answer
    x = 20,792.07

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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.