Home / 39,531.75-59,323.89-18,473.42

Finding the Fourth Proportional to 39,531.75, 59,323.89 and 18,473.42

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Solution

The fourth proportional to 39,531.75, 59,323.89 and 18,473.42 is: 27,722.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,531.75 : 59,323.89 = 18,473.42 : x
  2. Step 2: Convert to fraction form
    39,531.75/59,323.89 = 18,473.42/x
  3. Step 3: Cross multiply
    39,531.75x = 59,323.89 × 18,473.42
  4. Step 4: Simplify right side
    39,531.75x = 1,095,915,249.68
  5. Step 5: Solve for x
    x = 1,095,915,249.68/39,531.75
  6. Step 6: Final answer
    x = 27,722.41

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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.