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Finding the Fourth Proportional to 22,602.34, 33,896.70 and 8,557.66

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Solution

The fourth proportional to 22,602.34, 33,896.70 and 8,557.66 is: 12,833.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602.34 : 33,896.70 = 8,557.66 : x
  2. Step 2: Convert to fraction form
    22,602.34/33,896.70 = 8,557.66/x
  3. Step 3: Cross multiply
    22,602.34x = 33,896.70 × 8,557.66
  4. Step 4: Simplify right side
    22,602.34x = 290,076,433.72
  5. Step 5: Solve for x
    x = 290,076,433.72/22,602.34
  6. Step 6: Final answer
    x = 12,833.91

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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.