Home / 36,353.73-54,553.64-18,823.53

Finding the Fourth Proportional to 36,353.73, 54,553.64 and 18,823.53

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Solution

The fourth proportional to 36,353.73, 54,553.64 and 18,823.53 is: 28,247.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,353.73 : 54,553.64 = 18,823.53 : x
  2. Step 2: Convert to fraction form
    36,353.73/54,553.64 = 18,823.53/x
  3. Step 3: Cross multiply
    36,353.73x = 54,553.64 × 18,823.53
  4. Step 4: Simplify right side
    36,353.73x = 1,026,891,985.03
  5. Step 5: Solve for x
    x = 1,026,891,985.03/36,353.73
  6. Step 6: Final answer
    x = 28,247.22

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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.