Home / 39,374.43-59,028.18-18,326.68

Finding the Fourth Proportional to 39,374.43, 59,028.18 and 18,326.68

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Solution

The fourth proportional to 39,374.43, 59,028.18 and 18,326.68 is: 27,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,374.43 : 59,028.18 = 18,326.68 : x
  2. Step 2: Convert to fraction form
    39,374.43/59,028.18 = 18,326.68/x
  3. Step 3: Cross multiply
    39,374.43x = 59,028.18 × 18,326.68
  4. Step 4: Simplify right side
    39,374.43x = 1,081,790,349.55
  5. Step 5: Solve for x
    x = 1,081,790,349.55/39,374.43
  6. Step 6: Final answer
    x = 27,474.44

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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.