Home / 49,786.30-74,677.56-20,196.19

Finding the Fourth Proportional to 49,786.30, 74,677.56 and 20,196.19

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Solution

The fourth proportional to 49,786.30, 74,677.56 and 20,196.19 is: 30,293.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,786.30 : 74,677.56 = 20,196.19 : x
  2. Step 2: Convert to fraction form
    49,786.30/74,677.56 = 20,196.19/x
  3. Step 3: Cross multiply
    49,786.30x = 74,677.56 × 20,196.19
  4. Step 4: Simplify right side
    49,786.30x = 1,508,202,190.50
  5. Step 5: Solve for x
    x = 1,508,202,190.50/49,786.30
  6. Step 6: Final answer
    x = 30,293.52

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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.