Home / 18,316.30-27,474.46-8,452.66

Finding the Fourth Proportional to 18,316.30, 27,474.46 and 8,452.66

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Solution

The fourth proportional to 18,316.30, 27,474.46 and 8,452.66 is: 12,678.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.30 : 27,474.46 = 8,452.66 : x
  2. Step 2: Convert to fraction form
    18,316.30/27,474.46 = 8,452.66/x
  3. Step 3: Cross multiply
    18,316.30x = 27,474.46 × 8,452.66
  4. Step 4: Simplify right side
    18,316.30x = 232,232,269.06
  5. Step 5: Solve for x
    x = 232,232,269.06/18,316.30
  6. Step 6: Final answer
    x = 12,678.99

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1.5x scale

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.