Home / 22,481.86-33,639.27-14,122.74

Finding the Fourth Proportional to 22,481.86, 33,639.27 and 14,122.74

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Solution

The fourth proportional to 22,481.86, 33,639.27 and 14,122.74 is: 21,131.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,481.86 : 33,639.27 = 14,122.74 : x
  2. Step 2: Convert to fraction form
    22,481.86/33,639.27 = 14,122.74/x
  3. Step 3: Cross multiply
    22,481.86x = 33,639.27 × 14,122.74
  4. Step 4: Simplify right side
    22,481.86x = 475,078,664.00
  5. Step 5: Solve for x
    x = 475,078,664.00/22,481.86
  6. Step 6: Final answer
    x = 21,131.64

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1.5x scale

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.