Home / 19,748.01-27,249.87-11,250.15

Finding the Fourth Proportional to 19,748.01, 27,249.87 and 11,250.15

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Solution

The fourth proportional to 19,748.01, 27,249.87 and 11,250.15 is: 15,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748.01 : 27,249.87 = 11,250.15 : x
  2. Step 2: Convert to fraction form
    19,748.01/27,249.87 = 11,250.15/x
  3. Step 3: Cross multiply
    19,748.01x = 27,249.87 × 11,250.15
  4. Step 4: Simplify right side
    19,748.01x = 306,565,124.98
  5. Step 5: Solve for x
    x = 306,565,124.98/19,748.01
  6. Step 6: Final answer
    x = 15,523.85

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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.