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Finding the Fourth Proportional to 22,555.74, 33,833.73 and 5,915.61

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Solution

The fourth proportional to 22,555.74, 33,833.73 and 5,915.61 is: 8,873.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555.74 : 33,833.73 = 5,915.61 : x
  2. Step 2: Convert to fraction form
    22,555.74/33,833.73 = 5,915.61/x
  3. Step 3: Cross multiply
    22,555.74x = 33,833.73 × 5,915.61
  4. Step 4: Simplify right side
    22,555.74x = 200,147,151.53
  5. Step 5: Solve for x
    x = 200,147,151.53/22,555.74
  6. Step 6: Final answer
    x = 8,873.45

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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.