Home / 50,851.64-76,220.76-21,249.38

Finding the Fourth Proportional to 50,851.64, 76,220.76 and 21,249.38

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Solution

The fourth proportional to 50,851.64, 76,220.76 and 21,249.38 is: 31,850.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,851.64 : 76,220.76 = 21,249.38 : x
  2. Step 2: Convert to fraction form
    50,851.64/76,220.76 = 21,249.38/x
  3. Step 3: Cross multiply
    50,851.64x = 76,220.76 × 21,249.38
  4. Step 4: Simplify right side
    50,851.64x = 1,619,643,893.13
  5. Step 5: Solve for x
    x = 1,619,643,893.13/50,851.64
  6. Step 6: Final answer
    x = 31,850.38

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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.