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Finding the Fourth Proportional to 33,647.51, 50,481.12 and 9,955.66

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Solution

The fourth proportional to 33,647.51, 50,481.12 and 9,955.66 is: 14,936.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,647.51 : 50,481.12 = 9,955.66 : x
  2. Step 2: Convert to fraction form
    33,647.51/50,481.12 = 9,955.66/x
  3. Step 3: Cross multiply
    33,647.51x = 50,481.12 × 9,955.66
  4. Step 4: Simplify right side
    33,647.51x = 502,572,867.14
  5. Step 5: Solve for x
    x = 502,572,867.14/33,647.51
  6. Step 6: Final answer
    x = 14,936.41

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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.