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Finding the Fourth Proportional to 33,326.44, 49,980.42 and 9,947.32

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Solution

The fourth proportional to 33,326.44, 49,980.42 and 9,947.32 is: 14,918.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,326.44 : 49,980.42 = 9,947.32 : x
  2. Step 2: Convert to fraction form
    33,326.44/49,980.42 = 9,947.32/x
  3. Step 3: Cross multiply
    33,326.44x = 49,980.42 × 9,947.32
  4. Step 4: Simplify right side
    33,326.44x = 497,171,231.47
  5. Step 5: Solve for x
    x = 497,171,231.47/33,326.44
  6. Step 6: Final answer
    x = 14,918.22

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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.