Home / 22,231.79-33,310.66-15,644.14

Finding the Fourth Proportional to 22,231.79, 33,310.66 and 15,644.14

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Solution

The fourth proportional to 22,231.79, 33,310.66 and 15,644.14 is: 23,440.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,231.79 : 33,310.66 = 15,644.14 : x
  2. Step 2: Convert to fraction form
    22,231.79/33,310.66 = 15,644.14/x
  3. Step 3: Cross multiply
    22,231.79x = 33,310.66 × 15,644.14
  4. Step 4: Simplify right side
    22,231.79x = 521,116,628.53
  5. Step 5: Solve for x
    x = 521,116,628.53/22,231.79
  6. Step 6: Final answer
    x = 23,440.16

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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.