Home / 26,093.80-39,132.78-7,372.36

Finding the Fourth Proportional to 26,093.80, 39,132.78 and 7,372.36

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Solution

The fourth proportional to 26,093.80, 39,132.78 and 7,372.36 is: 11,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,093.80 : 39,132.78 = 7,372.36 : x
  2. Step 2: Convert to fraction form
    26,093.80/39,132.78 = 7,372.36/x
  3. Step 3: Cross multiply
    26,093.80x = 39,132.78 × 7,372.36
  4. Step 4: Simplify right side
    26,093.80x = 288,500,941.96
  5. Step 5: Solve for x
    x = 288,500,941.96/26,093.80
  6. Step 6: Final answer
    x = 11,056.30

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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.