Home / 37,861.97-52,249.73-21,955.86

Finding the Fourth Proportional to 37,861.97, 52,249.73 and 21,955.86

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Solution

The fourth proportional to 37,861.97, 52,249.73 and 21,955.86 is: 30,299.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,861.97 : 52,249.73 = 21,955.86 : x
  2. Step 2: Convert to fraction form
    37,861.97/52,249.73 = 21,955.86/x
  3. Step 3: Cross multiply
    37,861.97x = 52,249.73 × 21,955.86
  4. Step 4: Simplify right side
    37,861.97x = 1,147,187,647.14
  5. Step 5: Solve for x
    x = 1,147,187,647.14/37,861.97
  6. Step 6: Final answer
    x = 30,299.21

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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.