Home / 33,115.06-49,679.55-9,739.54

Finding the Fourth Proportional to 33,115.06, 49,679.55 and 9,739.54

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Solution

The fourth proportional to 33,115.06, 49,679.55 and 9,739.54 is: 14,611.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,115.06 : 49,679.55 = 9,739.54 : x
  2. Step 2: Convert to fraction form
    33,115.06/49,679.55 = 9,739.54/x
  3. Step 3: Cross multiply
    33,115.06x = 49,679.55 × 9,739.54
  4. Step 4: Simplify right side
    33,115.06x = 483,855,964.41
  5. Step 5: Solve for x
    x = 483,855,964.41/33,115.06
  6. Step 6: Final answer
    x = 14,611.36

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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.