Home / 20,051.52-30,066.84-11,733.36

Finding the Fourth Proportional to 20,051.52, 30,066.84 and 11,733.36

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Solution

The fourth proportional to 20,051.52, 30,066.84 and 11,733.36 is: 17,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,051.52 : 30,066.84 = 11,733.36 : x
  2. Step 2: Convert to fraction form
    20,051.52/30,066.84 = 11,733.36/x
  3. Step 3: Cross multiply
    20,051.52x = 30,066.84 × 11,733.36
  4. Step 4: Simplify right side
    20,051.52x = 352,785,057.78
  5. Step 5: Solve for x
    x = 352,785,057.78/20,051.52
  6. Step 6: Final answer
    x = 17,593.93

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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.