Home / 35,983.32-53,975.33-13,791.42

Finding the Fourth Proportional to 35,983.32, 53,975.33 and 13,791.42

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Solution

The fourth proportional to 35,983.32, 53,975.33 and 13,791.42 is: 20,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,983.32 : 53,975.33 = 13,791.42 : x
  2. Step 2: Convert to fraction form
    35,983.32/53,975.33 = 13,791.42/x
  3. Step 3: Cross multiply
    35,983.32x = 53,975.33 × 13,791.42
  4. Step 4: Simplify right side
    35,983.32x = 744,396,376.71
  5. Step 5: Solve for x
    x = 744,396,376.71/35,983.32
  6. Step 6: Final answer
    x = 20,687.26

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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.