Home / 27,181.08-37,511.16-15,846.48

Finding the Fourth Proportional to 27,181.08, 37,511.16 and 15,846.48

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Solution

The fourth proportional to 27,181.08, 37,511.16 and 15,846.48 is: 21,868.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.08 : 37,511.16 = 15,846.48 : x
  2. Step 2: Convert to fraction form
    27,181.08/37,511.16 = 15,846.48/x
  3. Step 3: Cross multiply
    27,181.08x = 37,511.16 × 15,846.48
  4. Step 4: Simplify right side
    27,181.08x = 594,419,846.72
  5. Step 5: Solve for x
    x = 594,419,846.72/27,181.08
  6. Step 6: Final answer
    x = 21,868.88

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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.