Home / 33,559.29-46,305.96-20,815.56

Finding the Fourth Proportional to 33,559.29, 46,305.96 and 20,815.56

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Solution

The fourth proportional to 33,559.29, 46,305.96 and 20,815.56 is: 28,721.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,559.29 : 46,305.96 = 20,815.56 : x
  2. Step 2: Convert to fraction form
    33,559.29/46,305.96 = 20,815.56/x
  3. Step 3: Cross multiply
    33,559.29x = 46,305.96 × 20,815.56
  4. Step 4: Simplify right side
    33,559.29x = 963,884,488.74
  5. Step 5: Solve for x
    x = 963,884,488.74/33,559.29
  6. Step 6: Final answer
    x = 28,721.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.