Home / 33,240.78-49,852.67-9,861.75

Finding the Fourth Proportional to 33,240.78, 49,852.67 and 9,861.75

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Solution

The fourth proportional to 33,240.78, 49,852.67 and 9,861.75 is: 14,790.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,240.78 : 49,852.67 = 9,861.75 : x
  2. Step 2: Convert to fraction form
    33,240.78/49,852.67 = 9,861.75/x
  3. Step 3: Cross multiply
    33,240.78x = 49,852.67 × 9,861.75
  4. Step 4: Simplify right side
    33,240.78x = 491,634,519.06
  5. Step 5: Solve for x
    x = 491,634,519.06/33,240.78
  6. Step 6: Final answer
    x = 14,790.10

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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.