Home / 18,528.84-27,820.94-18,252.05

Finding the Fourth Proportional to 18,528.84, 27,820.94 and 18,252.05

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Solution

The fourth proportional to 18,528.84, 27,820.94 and 18,252.05 is: 27,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,528.84 : 27,820.94 = 18,252.05 : x
  2. Step 2: Convert to fraction form
    18,528.84/27,820.94 = 18,252.05/x
  3. Step 3: Cross multiply
    18,528.84x = 27,820.94 × 18,252.05
  4. Step 4: Simplify right side
    18,528.84x = 507,789,187.93
  5. Step 5: Solve for x
    x = 507,789,187.93/18,528.84
  6. Step 6: Final answer
    x = 27,405.34

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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.