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Finding the Fourth Proportional to 22,642.66, 33,963.72 and 15,951.52

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Solution

The fourth proportional to 22,642.66, 33,963.72 and 15,951.52 is: 23,927.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,642.66 : 33,963.72 = 15,951.52 : x
  2. Step 2: Convert to fraction form
    22,642.66/33,963.72 = 15,951.52/x
  3. Step 3: Cross multiply
    22,642.66x = 33,963.72 × 15,951.52
  4. Step 4: Simplify right side
    22,642.66x = 541,772,958.85
  5. Step 5: Solve for x
    x = 541,772,958.85/22,642.66
  6. Step 6: Final answer
    x = 23,927.09

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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.