Home / 26,936.36-40,404.56-7,214.42

Finding the Fourth Proportional to 26,936.36, 40,404.56 and 7,214.42

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Solution

The fourth proportional to 26,936.36, 40,404.56 and 7,214.42 is: 10,821.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936.36 : 40,404.56 = 7,214.42 : x
  2. Step 2: Convert to fraction form
    26,936.36/40,404.56 = 7,214.42/x
  3. Step 3: Cross multiply
    26,936.36x = 40,404.56 × 7,214.42
  4. Step 4: Simplify right side
    26,936.36x = 291,495,227.66
  5. Step 5: Solve for x
    x = 291,495,227.66/26,936.36
  6. Step 6: Final answer
    x = 10,821.63

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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.