Home / 22,671.96-33,976.89-17,120.76

Finding the Fourth Proportional to 22,671.96, 33,976.89 and 17,120.76

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Solution

The fourth proportional to 22,671.96, 33,976.89 and 17,120.76 is: 25,657.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,671.96 : 33,976.89 = 17,120.76 : x
  2. Step 2: Convert to fraction form
    22,671.96/33,976.89 = 17,120.76/x
  3. Step 3: Cross multiply
    22,671.96x = 33,976.89 × 17,120.76
  4. Step 4: Simplify right side
    22,671.96x = 581,710,179.24
  5. Step 5: Solve for x
    x = 581,710,179.24/22,671.96
  6. Step 6: Final answer
    x = 25,657.69

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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.