Home / 38,450.62-57,677.82-18,746.02

Finding the Fourth Proportional to 38,450.62, 57,677.82 and 18,746.02

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Solution

The fourth proportional to 38,450.62, 57,677.82 and 18,746.02 is: 28,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,450.62 : 57,677.82 = 18,746.02 : x
  2. Step 2: Convert to fraction form
    38,450.62/57,677.82 = 18,746.02/x
  3. Step 3: Cross multiply
    38,450.62x = 57,677.82 × 18,746.02
  4. Step 4: Simplify right side
    38,450.62x = 1,081,229,567.28
  5. Step 5: Solve for x
    x = 1,081,229,567.28/38,450.62
  6. Step 6: Final answer
    x = 28,119.95

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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.