Home / 35,949.96-49,610.94-20,851.38

Finding the Fourth Proportional to 35,949.96, 49,610.94 and 20,851.38

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Solution

The fourth proportional to 35,949.96, 49,610.94 and 20,851.38 is: 28,774.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,949.96 : 49,610.94 = 20,851.38 : x
  2. Step 2: Convert to fraction form
    35,949.96/49,610.94 = 20,851.38/x
  3. Step 3: Cross multiply
    35,949.96x = 49,610.94 × 20,851.38
  4. Step 4: Simplify right side
    35,949.96x = 1,034,456,562.10
  5. Step 5: Solve for x
    x = 1,034,456,562.10/35,949.96
  6. Step 6: Final answer
    x = 28,774.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.