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Finding the Fourth Proportional to 22,330.68, 33,466.68 and 12,474.60

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Solution

The fourth proportional to 22,330.68, 33,466.68 and 12,474.60 is: 18,695.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,330.68 : 33,466.68 = 12,474.60 : x
  2. Step 2: Convert to fraction form
    22,330.68/33,466.68 = 12,474.60/x
  3. Step 3: Cross multiply
    22,330.68x = 33,466.68 × 12,474.60
  4. Step 4: Simplify right side
    22,330.68x = 417,483,446.33
  5. Step 5: Solve for x
    x = 417,483,446.33/22,330.68
  6. Step 6: Final answer
    x = 18,695.51

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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.