Home / 49,331.80-73,997.70-21,629.80

Finding the Fourth Proportional to 49,331.80, 73,997.70 and 21,629.80

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Solution

The fourth proportional to 49,331.80, 73,997.70 and 21,629.80 is: 32,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,331.80 : 73,997.70 = 21,629.80 : x
  2. Step 2: Convert to fraction form
    49,331.80/73,997.70 = 21,629.80/x
  3. Step 3: Cross multiply
    49,331.80x = 73,997.70 × 21,629.80
  4. Step 4: Simplify right side
    49,331.80x = 1,600,555,451.46
  5. Step 5: Solve for x
    x = 1,600,555,451.46/49,331.80
  6. Step 6: Final answer
    x = 32,444.70

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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.