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Finding the Fourth Proportional to 22,671.42, 33,972.45 and 9,516.60

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Solution

The fourth proportional to 22,671.42, 33,972.45 and 9,516.60 is: 14,260.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,671.42 : 33,972.45 = 9,516.60 : x
  2. Step 2: Convert to fraction form
    22,671.42/33,972.45 = 9,516.60/x
  3. Step 3: Cross multiply
    22,671.42x = 33,972.45 × 9,516.60
  4. Step 4: Simplify right side
    22,671.42x = 323,302,217.67
  5. Step 5: Solve for x
    x = 323,302,217.67/22,671.42
  6. Step 6: Final answer
    x = 14,260.34

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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.