Home / 26,491.06-39,736.62-10,897.78

Finding the Fourth Proportional to 26,491.06, 39,736.62 and 10,897.78

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Solution

The fourth proportional to 26,491.06, 39,736.62 and 10,897.78 is: 16,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,491.06 : 39,736.62 = 10,897.78 : x
  2. Step 2: Convert to fraction form
    26,491.06/39,736.62 = 10,897.78/x
  3. Step 3: Cross multiply
    26,491.06x = 39,736.62 × 10,897.78
  4. Step 4: Simplify right side
    26,491.06x = 433,040,942.70
  5. Step 5: Solve for x
    x = 433,040,942.70/26,491.06
  6. Step 6: Final answer
    x = 16,346.68

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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.