Home / 26,140.05-39,188.03-11,337.82

Finding the Fourth Proportional to 26,140.05, 39,188.03 and 11,337.82

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Solution

The fourth proportional to 26,140.05, 39,188.03 and 11,337.82 is: 16,997.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,140.05 : 39,188.03 = 11,337.82 : x
  2. Step 2: Convert to fraction form
    26,140.05/39,188.03 = 11,337.82/x
  3. Step 3: Cross multiply
    26,140.05x = 39,188.03 × 11,337.82
  4. Step 4: Simplify right side
    26,140.05x = 444,306,928.88
  5. Step 5: Solve for x
    x = 444,306,928.88/26,140.05
  6. Step 6: Final answer
    x = 16,997.17

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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.