Home / 33,979.36-50,970.38-10,605.79

Finding the Fourth Proportional to 33,979.36, 50,970.38 and 10,605.79

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Solution

The fourth proportional to 33,979.36, 50,970.38 and 10,605.79 is: 15,909.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,979.36 : 50,970.38 = 10,605.79 : x
  2. Step 2: Convert to fraction form
    33,979.36/50,970.38 = 10,605.79/x
  3. Step 3: Cross multiply
    33,979.36x = 50,970.38 × 10,605.79
  4. Step 4: Simplify right side
    33,979.36x = 540,581,300.44
  5. Step 5: Solve for x
    x = 540,581,300.44/33,979.36
  6. Step 6: Final answer
    x = 15,909.11

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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.