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Finding the Fourth Proportional to 26,082.37, 35,990.37 and 15,469.93

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Solution

The fourth proportional to 26,082.37, 35,990.37 and 15,469.93 is: 21,346.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,082.37 : 35,990.37 = 15,469.93 : x
  2. Step 2: Convert to fraction form
    26,082.37/35,990.37 = 15,469.93/x
  3. Step 3: Cross multiply
    26,082.37x = 35,990.37 × 15,469.93
  4. Step 4: Simplify right side
    26,082.37x = 556,768,504.57
  5. Step 5: Solve for x
    x = 556,768,504.57/26,082.37
  6. Step 6: Final answer
    x = 21,346.55

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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.