Home / 27,511.68-37,963.92-16,181.64

Finding the Fourth Proportional to 27,511.68, 37,963.92 and 16,181.64

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Solution

The fourth proportional to 27,511.68, 37,963.92 and 16,181.64 is: 22,329.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,511.68 : 37,963.92 = 16,181.64 : x
  2. Step 2: Convert to fraction form
    27,511.68/37,963.92 = 16,181.64/x
  3. Step 3: Cross multiply
    27,511.68x = 37,963.92 × 16,181.64
  4. Step 4: Simplify right side
    27,511.68x = 614,318,486.43
  5. Step 5: Solve for x
    x = 614,318,486.43/27,511.68
  6. Step 6: Final answer
    x = 22,329.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.