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Finding the Fourth Proportional to 22,602.18, 33,905.53 and 8,374.48

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Solution

The fourth proportional to 22,602.18, 33,905.53 and 8,374.48 is: 12,562.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602.18 : 33,905.53 = 8,374.48 : x
  2. Step 2: Convert to fraction form
    22,602.18/33,905.53 = 8,374.48/x
  3. Step 3: Cross multiply
    22,602.18x = 33,905.53 × 8,374.48
  4. Step 4: Simplify right side
    22,602.18x = 283,941,108.58
  5. Step 5: Solve for x
    x = 283,941,108.58/22,602.18
  6. Step 6: Final answer
    x = 12,562.55

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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.