Home / 18,540.34-27,795.93-9,173.77

Finding the Fourth Proportional to 18,540.34, 27,795.93 and 9,173.77

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Solution

The fourth proportional to 18,540.34, 27,795.93 and 9,173.77 is: 13,753.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,540.34 : 27,795.93 = 9,173.77 : x
  2. Step 2: Convert to fraction form
    18,540.34/27,795.93 = 9,173.77/x
  3. Step 3: Cross multiply
    18,540.34x = 27,795.93 × 9,173.77
  4. Step 4: Simplify right side
    18,540.34x = 254,993,468.76
  5. Step 5: Solve for x
    x = 254,993,468.76/18,540.34
  6. Step 6: Final answer
    x = 13,753.44

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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.