Home / 33,919.90-50,887.15-11,432.81

Finding the Fourth Proportional to 33,919.90, 50,887.15 and 11,432.81

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Solution

The fourth proportional to 33,919.90, 50,887.15 and 11,432.81 is: 17,151.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,919.90 : 50,887.15 = 11,432.81 : x
  2. Step 2: Convert to fraction form
    33,919.90/50,887.15 = 11,432.81/x
  3. Step 3: Cross multiply
    33,919.90x = 50,887.15 × 11,432.81
  4. Step 4: Simplify right side
    33,919.90x = 581,783,216.03
  5. Step 5: Solve for x
    x = 581,783,216.03/33,919.90
  6. Step 6: Final answer
    x = 17,151.68

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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.