Home / 33,888.05-46,764.81-18,780.59

Finding the Fourth Proportional to 33,888.05, 46,764.81 and 18,780.59

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Solution

The fourth proportional to 33,888.05, 46,764.81 and 18,780.59 is: 25,916.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,888.05 : 46,764.81 = 18,780.59 : x
  2. Step 2: Convert to fraction form
    33,888.05/46,764.81 = 18,780.59/x
  3. Step 3: Cross multiply
    33,888.05x = 46,764.81 × 18,780.59
  4. Step 4: Simplify right side
    33,888.05x = 878,270,723.04
  5. Step 5: Solve for x
    x = 878,270,723.04/33,888.05
  6. Step 6: Final answer
    x = 25,916.83

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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.