Home / 18,528.96-27,797.22-5,381.04

Finding the Fourth Proportional to 18,528.96, 27,797.22 and 5,381.04

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Solution

The fourth proportional to 18,528.96, 27,797.22 and 5,381.04 is: 8,072.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528.96 : 27,797.22 = 5,381.04 : x
  2. Step 2: Convert to fraction form
    18,528.96/27,797.22 = 5,381.04/x
  3. Step 3: Cross multiply
    18,528.96x = 27,797.22 × 5,381.04
  4. Step 4: Simplify right side
    18,528.96x = 149,577,952.71
  5. Step 5: Solve for x
    x = 149,577,952.71/18,528.96
  6. Step 6: Final answer
    x = 8,072.66

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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.