Home / 18,644.32-27,966.72-5,496.96

Finding the Fourth Proportional to 18,644.32, 27,966.72 and 5,496.96

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Solution

The fourth proportional to 18,644.32, 27,966.72 and 5,496.96 is: 8,245.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,644.32 : 27,966.72 = 5,496.96 : x
  2. Step 2: Convert to fraction form
    18,644.32/27,966.72 = 5,496.96/x
  3. Step 3: Cross multiply
    18,644.32x = 27,966.72 × 5,496.96
  4. Step 4: Simplify right side
    18,644.32x = 153,731,941.17
  5. Step 5: Solve for x
    x = 153,731,941.17/18,644.32
  6. Step 6: Final answer
    x = 8,245.51

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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.