Home / 18,213.56-27,322.06-5,066.04

Finding the Fourth Proportional to 18,213.56, 27,322.06 and 5,066.04

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Solution

The fourth proportional to 18,213.56, 27,322.06 and 5,066.04 is: 7,599.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213.56 : 27,322.06 = 5,066.04 : x
  2. Step 2: Convert to fraction form
    18,213.56/27,322.06 = 5,066.04/x
  3. Step 3: Cross multiply
    18,213.56x = 27,322.06 × 5,066.04
  4. Step 4: Simplify right side
    18,213.56x = 138,414,748.13
  5. Step 5: Solve for x
    x = 138,414,748.13/18,213.56
  6. Step 6: Final answer
    x = 7,599.54

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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.