Home / 18,436.82-27,649.16-5,953.90

Finding the Fourth Proportional to 18,436.82, 27,649.16 and 5,953.90

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Solution

The fourth proportional to 18,436.82, 27,649.16 and 5,953.90 is: 8,928.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436.82 : 27,649.16 = 5,953.90 : x
  2. Step 2: Convert to fraction form
    18,436.82/27,649.16 = 5,953.90/x
  3. Step 3: Cross multiply
    18,436.82x = 27,649.16 × 5,953.90
  4. Step 4: Simplify right side
    18,436.82x = 164,620,333.72
  5. Step 5: Solve for x
    x = 164,620,333.72/18,436.82
  6. Step 6: Final answer
    x = 8,928.89

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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.