Home / 26,140.03-39,188-11,337.80

Finding the Fourth Proportional to 26,140.03, 39,188 and 11,337.80

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Solution

The fourth proportional to 26,140.03, 39,188 and 11,337.80 is: 16,997.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.03 : 39,188 = 11,337.80 : x
  2. Step 2: Convert to fraction form
    26,140.03/39,188 = 11,337.80/x
  3. Step 3: Cross multiply
    26,140.03x = 39,188 × 11,337.80
  4. Step 4: Simplify right side
    26,140.03x = 444,305,706.40
  5. Step 5: Solve for x
    x = 444,305,706.40/26,140.03
  6. Step 6: Final answer
    x = 16,997.14

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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.