Home / 26,466.38-39,699.56-7,998.38

Finding the Fourth Proportional to 26,466.38, 39,699.56 and 7,998.38

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Solution

The fourth proportional to 26,466.38, 39,699.56 and 7,998.38 is: 11,997.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,466.38 : 39,699.56 = 7,998.38 : x
  2. Step 2: Convert to fraction form
    26,466.38/39,699.56 = 7,998.38/x
  3. Step 3: Cross multiply
    26,466.38x = 39,699.56 × 7,998.38
  4. Step 4: Simplify right side
    26,466.38x = 317,531,988.21
  5. Step 5: Solve for x
    x = 317,531,988.21/26,466.38
  6. Step 6: Final answer
    x = 11,997.56

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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.