Home / 33,254.91-45,890.33-18,147.19

Finding the Fourth Proportional to 33,254.91, 45,890.33 and 18,147.19

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Solution

The fourth proportional to 33,254.91, 45,890.33 and 18,147.19 is: 25,042.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,254.91 : 45,890.33 = 18,147.19 : x
  2. Step 2: Convert to fraction form
    33,254.91/45,890.33 = 18,147.19/x
  3. Step 3: Cross multiply
    33,254.91x = 45,890.33 × 18,147.19
  4. Step 4: Simplify right side
    33,254.91x = 832,780,537.67
  5. Step 5: Solve for x
    x = 832,780,537.67/33,254.91
  6. Step 6: Final answer
    x = 25,042.33

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Half scale
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Double scale
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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.