Home / 19,734.03-27,233.28-11,780.91

Finding the Fourth Proportional to 19,734.03, 27,233.28 and 11,780.91

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Solution

The fourth proportional to 19,734.03, 27,233.28 and 11,780.91 is: 16,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,734.03 : 27,233.28 = 11,780.91 : x
  2. Step 2: Convert to fraction form
    19,734.03/27,233.28 = 11,780.91/x
  3. Step 3: Cross multiply
    19,734.03x = 27,233.28 × 11,780.91
  4. Step 4: Simplify right side
    19,734.03x = 320,832,820.68
  5. Step 5: Solve for x
    x = 320,832,820.68/19,734.03
  6. Step 6: Final answer
    x = 16,257.85

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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.