Home / 26,620.09-39,896.21-14,146.09

Finding the Fourth Proportional to 26,620.09, 39,896.21 and 14,146.09

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Solution

The fourth proportional to 26,620.09, 39,896.21 and 14,146.09 is: 21,201.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,620.09 : 39,896.21 = 14,146.09 : x
  2. Step 2: Convert to fraction form
    26,620.09/39,896.21 = 14,146.09/x
  3. Step 3: Cross multiply
    26,620.09x = 39,896.21 × 14,146.09
  4. Step 4: Simplify right side
    26,620.09x = 564,375,312.94
  5. Step 5: Solve for x
    x = 564,375,312.94/26,620.09
  6. Step 6: Final answer
    x = 21,201.11

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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.