Home / 49,309.20-73,923.30-21,250.80

Finding the Fourth Proportional to 49,309.20, 73,923.30 and 21,250.80

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Solution

The fourth proportional to 49,309.20, 73,923.30 and 21,250.80 is: 31,858.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,309.20 : 73,923.30 = 21,250.80 : x
  2. Step 2: Convert to fraction form
    49,309.20/73,923.30 = 21,250.80/x
  3. Step 3: Cross multiply
    49,309.20x = 73,923.30 × 21,250.80
  4. Step 4: Simplify right side
    49,309.20x = 1,570,929,263.64
  5. Step 5: Solve for x
    x = 1,570,929,263.64/49,309.20
  6. Step 6: Final answer
    x = 31,858.75

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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.