Home / 19,884.01-29,804.14-8,190.85

Finding the Fourth Proportional to 19,884.01, 29,804.14 and 8,190.85

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Solution

The fourth proportional to 19,884.01, 29,804.14 and 8,190.85 is: 12,277.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884.01 : 29,804.14 = 8,190.85 : x
  2. Step 2: Convert to fraction form
    19,884.01/29,804.14 = 8,190.85/x
  3. Step 3: Cross multiply
    19,884.01x = 29,804.14 × 8,190.85
  4. Step 4: Simplify right side
    19,884.01x = 244,121,240.12
  5. Step 5: Solve for x
    x = 244,121,240.12/19,884.01
  6. Step 6: Final answer
    x = 12,277.26

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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.