Home / 33,836.96-50,726.88-21,329.40

Finding the Fourth Proportional to 33,836.96, 50,726.88 and 21,329.40

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Solution

The fourth proportional to 33,836.96, 50,726.88 and 21,329.40 is: 31,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,836.96 : 50,726.88 = 21,329.40 : x
  2. Step 2: Convert to fraction form
    33,836.96/50,726.88 = 21,329.40/x
  3. Step 3: Cross multiply
    33,836.96x = 50,726.88 × 21,329.40
  4. Step 4: Simplify right side
    33,836.96x = 1,081,973,914.27
  5. Step 5: Solve for x
    x = 1,081,973,914.27/33,836.96
  6. Step 6: Final answer
    x = 31,976.10

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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.