Home / 33,146.89-45,743.68-18,040.54

Finding the Fourth Proportional to 33,146.89, 45,743.68 and 18,040.54

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Solution

The fourth proportional to 33,146.89, 45,743.68 and 18,040.54 is: 24,896.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,146.89 : 45,743.68 = 18,040.54 : x
  2. Step 2: Convert to fraction form
    33,146.89/45,743.68 = 18,040.54/x
  3. Step 3: Cross multiply
    33,146.89x = 45,743.68 × 18,040.54
  4. Step 4: Simplify right side
    33,146.89x = 825,240,688.79
  5. Step 5: Solve for x
    x = 825,240,688.79/33,146.89
  6. Step 6: Final answer
    x = 24,896.47

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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.