Home / 18,467.34-27,697.86-5,316.66

Finding the Fourth Proportional to 18,467.34, 27,697.86 and 5,316.66

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Solution

The fourth proportional to 18,467.34, 27,697.86 and 5,316.66 is: 7,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467.34 : 27,697.86 = 5,316.66 : x
  2. Step 2: Convert to fraction form
    18,467.34/27,697.86 = 5,316.66/x
  3. Step 3: Cross multiply
    18,467.34x = 27,697.86 × 5,316.66
  4. Step 4: Simplify right side
    18,467.34x = 147,260,104.35
  5. Step 5: Solve for x
    x = 147,260,104.35/18,467.34
  6. Step 6: Final answer
    x = 7,974.08

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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.