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Finding the Fourth Proportional to 32,348.49, 48,493.88 and 12,622.46

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Solution

The fourth proportional to 32,348.49, 48,493.88 and 12,622.46 is: 18,922.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,348.49 : 48,493.88 = 12,622.46 : x
  2. Step 2: Convert to fraction form
    32,348.49/48,493.88 = 12,622.46/x
  3. Step 3: Cross multiply
    32,348.49x = 48,493.88 × 12,622.46
  4. Step 4: Simplify right side
    32,348.49x = 612,112,213.34
  5. Step 5: Solve for x
    x = 612,112,213.34/32,348.49
  6. Step 6: Final answer
    x = 18,922.43

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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.