Home / 18,350.96-27,522.79-8,986.95

Finding the Fourth Proportional to 18,350.96, 27,522.79 and 8,986.95

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Solution

The fourth proportional to 18,350.96, 27,522.79 and 8,986.95 is: 13,478.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,350.96 : 27,522.79 = 8,986.95 : x
  2. Step 2: Convert to fraction form
    18,350.96/27,522.79 = 8,986.95/x
  3. Step 3: Cross multiply
    18,350.96x = 27,522.79 × 8,986.95
  4. Step 4: Simplify right side
    18,350.96x = 247,345,915.12
  5. Step 5: Solve for x
    x = 247,345,915.12/18,350.96
  6. Step 6: Final answer
    x = 13,478.64

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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.