Home / 22,116.96-33,175.68-14,321.76

Finding the Fourth Proportional to 22,116.96, 33,175.68 and 14,321.76

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Solution

The fourth proportional to 22,116.96, 33,175.68 and 14,321.76 is: 21,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,116.96 : 33,175.68 = 14,321.76 : x
  2. Step 2: Convert to fraction form
    22,116.96/33,175.68 = 14,321.76/x
  3. Step 3: Cross multiply
    22,116.96x = 33,175.68 × 14,321.76
  4. Step 4: Simplify right side
    22,116.96x = 475,134,126.80
  5. Step 5: Solve for x
    x = 475,134,126.80/22,116.96
  6. Step 6: Final answer
    x = 21,482.80

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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.