Home / 36,340.90-54,546.15-18,823.30

Finding the Fourth Proportional to 36,340.90, 54,546.15 and 18,823.30

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Solution

The fourth proportional to 36,340.90, 54,546.15 and 18,823.30 is: 28,252.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,340.90 : 54,546.15 = 18,823.30 : x
  2. Step 2: Convert to fraction form
    36,340.90/54,546.15 = 18,823.30/x
  3. Step 3: Cross multiply
    36,340.90x = 54,546.15 × 18,823.30
  4. Step 4: Simplify right side
    36,340.90x = 1,026,738,545.30
  5. Step 5: Solve for x
    x = 1,026,738,545.30/36,340.90
  6. Step 6: Final answer
    x = 28,252.98

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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.