Home / 14,789.35-22,132.18-11,481.31

Finding the Fourth Proportional to 14,789.35, 22,132.18 and 11,481.31

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Solution

The fourth proportional to 14,789.35, 22,132.18 and 11,481.31 is: 17,181.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,789.35 : 22,132.18 = 11,481.31 : x
  2. Step 2: Convert to fraction form
    14,789.35/22,132.18 = 11,481.31/x
  3. Step 3: Cross multiply
    14,789.35x = 22,132.18 × 11,481.31
  4. Step 4: Simplify right side
    14,789.35x = 254,106,378.58
  5. Step 5: Solve for x
    x = 254,106,378.58/14,789.35
  6. Step 6: Final answer
    x = 17,181.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.