Home / 20,004.26-29,999.43-11,133.13

Finding the Fourth Proportional to 20,004.26, 29,999.43 and 11,133.13

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Solution

The fourth proportional to 20,004.26, 29,999.43 and 11,133.13 is: 16,695.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,004.26 : 29,999.43 = 11,133.13 : x
  2. Step 2: Convert to fraction form
    20,004.26/29,999.43 = 11,133.13/x
  3. Step 3: Cross multiply
    20,004.26x = 29,999.43 × 11,133.13
  4. Step 4: Simplify right side
    20,004.26x = 333,987,535.37
  5. Step 5: Solve for x
    x = 333,987,535.37/20,004.26
  6. Step 6: Final answer
    x = 16,695.82

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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.