Home / 18,333.76-27,511.50-7,241.56

Finding the Fourth Proportional to 18,333.76, 27,511.50 and 7,241.56

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Solution

The fourth proportional to 18,333.76, 27,511.50 and 7,241.56 is: 10,866.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,333.76 : 27,511.50 = 7,241.56 : x
  2. Step 2: Convert to fraction form
    18,333.76/27,511.50 = 7,241.56/x
  3. Step 3: Cross multiply
    18,333.76x = 27,511.50 × 7,241.56
  4. Step 4: Simplify right side
    18,333.76x = 199,226,177.94
  5. Step 5: Solve for x
    x = 199,226,177.94/18,333.76
  6. Step 6: Final answer
    x = 10,866.63

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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.