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Finding the Fourth Proportional to 32,187.82, 48,269.90 and 11,122.46

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Solution

The fourth proportional to 32,187.82, 48,269.90 and 11,122.46 is: 16,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,187.82 : 48,269.90 = 11,122.46 : x
  2. Step 2: Convert to fraction form
    32,187.82/48,269.90 = 11,122.46/x
  3. Step 3: Cross multiply
    32,187.82x = 48,269.90 × 11,122.46
  4. Step 4: Simplify right side
    32,187.82x = 536,880,031.95
  5. Step 5: Solve for x
    x = 536,880,031.95/32,187.82
  6. Step 6: Final answer
    x = 16,679.60

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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.