Home / 33,112.92-49,641.48-14,378.88

Finding the Fourth Proportional to 33,112.92, 49,641.48 and 14,378.88

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Solution

The fourth proportional to 33,112.92, 49,641.48 and 14,378.88 is: 21,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,112.92 : 49,641.48 = 14,378.88 : x
  2. Step 2: Convert to fraction form
    33,112.92/49,641.48 = 14,378.88/x
  3. Step 3: Cross multiply
    33,112.92x = 49,641.48 × 14,378.88
  4. Step 4: Simplify right side
    33,112.92x = 713,788,883.94
  5. Step 5: Solve for x
    x = 713,788,883.94/33,112.92
  6. Step 6: Final answer
    x = 21,556.20

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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.