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Finding the Fourth Proportional to 22,160.70, 33,245.10 and 9,014.40

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Solution

The fourth proportional to 22,160.70, 33,245.10 and 9,014.40 is: 13,523.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,160.70 : 33,245.10 = 9,014.40 : x
  2. Step 2: Convert to fraction form
    22,160.70/33,245.10 = 9,014.40/x
  3. Step 3: Cross multiply
    22,160.70x = 33,245.10 × 9,014.40
  4. Step 4: Simplify right side
    22,160.70x = 299,684,629.44
  5. Step 5: Solve for x
    x = 299,684,629.44/22,160.70
  6. Step 6: Final answer
    x = 13,523.25

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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.