Home / 18,200.07-27,286.14-16,345.53

Finding the Fourth Proportional to 18,200.07, 27,286.14 and 16,345.53

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Solution

The fourth proportional to 18,200.07, 27,286.14 and 16,345.53 is: 24,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,200.07 : 27,286.14 = 16,345.53 : x
  2. Step 2: Convert to fraction form
    18,200.07/27,286.14 = 16,345.53/x
  3. Step 3: Cross multiply
    18,200.07x = 27,286.14 × 16,345.53
  4. Step 4: Simplify right side
    18,200.07x = 446,006,419.95
  5. Step 5: Solve for x
    x = 446,006,419.95/18,200.07
  6. Step 6: Final answer
    x = 24,505.75

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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.