Home / 33,979.32-50,968.98-13,207.68

Finding the Fourth Proportional to 33,979.32, 50,968.98 and 13,207.68

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Solution

The fourth proportional to 33,979.32, 50,968.98 and 13,207.68 is: 19,811.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,979.32 : 50,968.98 = 13,207.68 : x
  2. Step 2: Convert to fraction form
    33,979.32/50,968.98 = 13,207.68/x
  3. Step 3: Cross multiply
    33,979.32x = 50,968.98 × 13,207.68
  4. Step 4: Simplify right side
    33,979.32x = 673,181,977.77
  5. Step 5: Solve for x
    x = 673,181,977.77/33,979.32
  6. Step 6: Final answer
    x = 19,811.52

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Double scale
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Similar ratio
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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.