Home / 55,057.20-76,010.46-36,249

Finding the Fourth Proportional to 55,057.20, 76,010.46 and 36,249

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Solution

The fourth proportional to 55,057.20, 76,010.46 and 36,249 is: 50,044.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,057.20 : 76,010.46 = 36,249 : x
  2. Step 2: Convert to fraction form
    55,057.20/76,010.46 = 36,249/x
  3. Step 3: Cross multiply
    55,057.20x = 76,010.46 × 36,249
  4. Step 4: Simplify right side
    55,057.20x = 2,755,303,164.54
  5. Step 5: Solve for x
    x = 2,755,303,164.54/55,057.20
  6. Step 6: Final answer
    x = 50,044.38

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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.