Home / 18,402.68-27,607.26-6,732.20

Finding the Fourth Proportional to 18,402.68, 27,607.26 and 6,732.20

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Solution

The fourth proportional to 18,402.68, 27,607.26 and 6,732.20 is: 10,099.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402.68 : 27,607.26 = 6,732.20 : x
  2. Step 2: Convert to fraction form
    18,402.68/27,607.26 = 6,732.20/x
  3. Step 3: Cross multiply
    18,402.68x = 27,607.26 × 6,732.20
  4. Step 4: Simplify right side
    18,402.68x = 185,857,595.77
  5. Step 5: Solve for x
    x = 185,857,595.77/18,402.68
  6. Step 6: Final answer
    x = 10,099.49

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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.