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Finding the Fourth Proportional to 22,587.34, 33,867.87 and 8,548.45

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Solution

The fourth proportional to 22,587.34, 33,867.87 and 8,548.45 is: 12,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,587.34 : 33,867.87 = 8,548.45 : x
  2. Step 2: Convert to fraction form
    22,587.34/33,867.87 = 8,548.45/x
  3. Step 3: Cross multiply
    22,587.34x = 33,867.87 × 8,548.45
  4. Step 4: Simplify right side
    22,587.34x = 289,517,793.30
  5. Step 5: Solve for x
    x = 289,517,793.30/22,587.34
  6. Step 6: Final answer
    x = 12,817.70

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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.