Home / 26,108.80-39,163.40-7,389.44

Finding the Fourth Proportional to 26,108.80, 39,163.40 and 7,389.44

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Solution

The fourth proportional to 26,108.80, 39,163.40 and 7,389.44 is: 11,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,108.80 : 39,163.40 = 7,389.44 : x
  2. Step 2: Convert to fraction form
    26,108.80/39,163.40 = 7,389.44/x
  3. Step 3: Cross multiply
    26,108.80x = 39,163.40 × 7,389.44
  4. Step 4: Simplify right side
    26,108.80x = 289,395,536.30
  5. Step 5: Solve for x
    x = 289,395,536.30/26,108.80
  6. Step 6: Final answer
    x = 11,084.22

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1.5x scale

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.