Home / 26,529.62-39,787.80-7,805.92

Finding the Fourth Proportional to 26,529.62, 39,787.80 and 7,805.92

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Solution

The fourth proportional to 26,529.62, 39,787.80 and 7,805.92 is: 11,706.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,529.62 : 39,787.80 = 7,805.92 : x
  2. Step 2: Convert to fraction form
    26,529.62/39,787.80 = 7,805.92/x
  3. Step 3: Cross multiply
    26,529.62x = 39,787.80 × 7,805.92
  4. Step 4: Simplify right side
    26,529.62x = 310,580,383.78
  5. Step 5: Solve for x
    x = 310,580,383.78/26,529.62
  6. Step 6: Final answer
    x = 11,706.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.