Home / 19,746.32-27,249.89-11,793.20

Finding the Fourth Proportional to 19,746.32, 27,249.89 and 11,793.20

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Solution

The fourth proportional to 19,746.32, 27,249.89 and 11,793.20 is: 16,274.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,746.32 : 27,249.89 = 11,793.20 : x
  2. Step 2: Convert to fraction form
    19,746.32/27,249.89 = 11,793.20/x
  3. Step 3: Cross multiply
    19,746.32x = 27,249.89 × 11,793.20
  4. Step 4: Simplify right side
    19,746.32x = 321,363,207.53
  5. Step 5: Solve for x
    x = 321,363,207.53/19,746.32
  6. Step 6: Final answer
    x = 16,274.59

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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.