Home / 33,016.66-45,558.17-18,866.77

Finding the Fourth Proportional to 33,016.66, 45,558.17 and 18,866.77

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Solution

The fourth proportional to 33,016.66, 45,558.17 and 18,866.77 is: 26,033.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,016.66 : 45,558.17 = 18,866.77 : x
  2. Step 2: Convert to fraction form
    33,016.66/45,558.17 = 18,866.77/x
  3. Step 3: Cross multiply
    33,016.66x = 45,558.17 × 18,866.77
  4. Step 4: Simplify right side
    33,016.66x = 859,535,515.01
  5. Step 5: Solve for x
    x = 859,535,515.01/33,016.66
  6. Step 6: Final answer
    x = 26,033.39

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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.