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Finding the Fourth Proportional to 22,865.74, 34,299.93 and 8,825.84

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Solution

The fourth proportional to 22,865.74, 34,299.93 and 8,825.84 is: 13,239.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,865.74 : 34,299.93 = 8,825.84 : x
  2. Step 2: Convert to fraction form
    22,865.74/34,299.93 = 8,825.84/x
  3. Step 3: Cross multiply
    22,865.74x = 34,299.93 × 8,825.84
  4. Step 4: Simplify right side
    22,865.74x = 302,725,694.19
  5. Step 5: Solve for x
    x = 302,725,694.19/22,865.74
  6. Step 6: Final answer
    x = 13,239.27

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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.