Home / 26,164.98-39,234.24-8,629.02

Finding the Fourth Proportional to 26,164.98, 39,234.24 and 8,629.02

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Solution

The fourth proportional to 26,164.98, 39,234.24 and 8,629.02 is: 12,939.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,164.98 : 39,234.24 = 8,629.02 : x
  2. Step 2: Convert to fraction form
    26,164.98/39,234.24 = 8,629.02/x
  3. Step 3: Cross multiply
    26,164.98x = 39,234.24 × 8,629.02
  4. Step 4: Simplify right side
    26,164.98x = 338,553,041.64
  5. Step 5: Solve for x
    x = 338,553,041.64/26,164.98
  6. Step 6: Final answer
    x = 12,939.17

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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.