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Finding the Fourth Proportional to 18,297.02, 27,445.46 and 4,446.02

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Solution

The fourth proportional to 18,297.02, 27,445.46 and 4,446.02 is: 6,669.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297.02 : 27,445.46 = 4,446.02 : x
  2. Step 2: Convert to fraction form
    18,297.02/27,445.46 = 4,446.02/x
  3. Step 3: Cross multiply
    18,297.02x = 27,445.46 × 4,446.02
  4. Step 4: Simplify right side
    18,297.02x = 122,023,064.07
  5. Step 5: Solve for x
    x = 122,023,064.07/18,297.02
  6. Step 6: Final answer
    x = 6,669.01

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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.