Home / 18,088.32-27,110.16-8,224.80

Finding the Fourth Proportional to 18,088.32, 27,110.16 and 8,224.80

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Solution

The fourth proportional to 18,088.32, 27,110.16 and 8,224.80 is: 12,327.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088.32 : 27,110.16 = 8,224.80 : x
  2. Step 2: Convert to fraction form
    18,088.32/27,110.16 = 8,224.80/x
  3. Step 3: Cross multiply
    18,088.32x = 27,110.16 × 8,224.80
  4. Step 4: Simplify right side
    18,088.32x = 222,975,643.97
  5. Step 5: Solve for x
    x = 222,975,643.97/18,088.32
  6. Step 6: Final answer
    x = 12,327.05

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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.