Home / 33,707.64-50,562.63-12,645.54

Finding the Fourth Proportional to 33,707.64, 50,562.63 and 12,645.54

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Solution

The fourth proportional to 33,707.64, 50,562.63 and 12,645.54 is: 18,968.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,707.64 : 50,562.63 = 12,645.54 : x
  2. Step 2: Convert to fraction form
    33,707.64/50,562.63 = 12,645.54/x
  3. Step 3: Cross multiply
    33,707.64x = 50,562.63 × 12,645.54
  4. Step 4: Simplify right side
    33,707.64x = 639,391,760.17
  5. Step 5: Solve for x
    x = 639,391,760.17/33,707.64
  6. Step 6: Final answer
    x = 18,968.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.