Home / 39,661.19-59,467.82-18,605.85

Finding the Fourth Proportional to 39,661.19, 59,467.82 and 18,605.85

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Solution

The fourth proportional to 39,661.19, 59,467.82 and 18,605.85 is: 27,897.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,661.19 : 59,467.82 = 18,605.85 : x
  2. Step 2: Convert to fraction form
    39,661.19/59,467.82 = 18,605.85/x
  3. Step 3: Cross multiply
    39,661.19x = 59,467.82 × 18,605.85
  4. Step 4: Simplify right side
    39,661.19x = 1,106,449,022.71
  5. Step 5: Solve for x
    x = 1,106,449,022.71/39,661.19
  6. Step 6: Final answer
    x = 27,897.53

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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.