Home / 20,393.29-30,564.15-11,633.14

Finding the Fourth Proportional to 20,393.29, 30,564.15 and 11,633.14

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Solution

The fourth proportional to 20,393.29, 30,564.15 and 11,633.14 is: 17,435.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,393.29 : 30,564.15 = 11,633.14 : x
  2. Step 2: Convert to fraction form
    20,393.29/30,564.15 = 11,633.14/x
  3. Step 3: Cross multiply
    20,393.29x = 30,564.15 × 11,633.14
  4. Step 4: Simplify right side
    20,393.29x = 355,557,035.93
  5. Step 5: Solve for x
    x = 355,557,035.93/20,393.29
  6. Step 6: Final answer
    x = 17,435.00

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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.