Home / 33,140.30-49,708.62-8,180.24

Finding the Fourth Proportional to 33,140.30, 49,708.62 and 8,180.24

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Solution

The fourth proportional to 33,140.30, 49,708.62 and 8,180.24 is: 12,269.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.30 : 49,708.62 = 8,180.24 : x
  2. Step 2: Convert to fraction form
    33,140.30/49,708.62 = 8,180.24/x
  3. Step 3: Cross multiply
    33,140.30x = 49,708.62 × 8,180.24
  4. Step 4: Simplify right side
    33,140.30x = 406,628,193.13
  5. Step 5: Solve for x
    x = 406,628,193.13/33,140.30
  6. Step 6: Final answer
    x = 12,269.90

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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.