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Finding the Fourth Proportional to 14,774.49, 22,132.53 and 8,942.49

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Solution

The fourth proportional to 14,774.49, 22,132.53 and 8,942.49 is: 13,396.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,774.49 : 22,132.53 = 8,942.49 : x
  2. Step 2: Convert to fraction form
    14,774.49/22,132.53 = 8,942.49/x
  3. Step 3: Cross multiply
    14,774.49x = 22,132.53 × 8,942.49
  4. Step 4: Simplify right side
    14,774.49x = 197,919,928.20
  5. Step 5: Solve for x
    x = 197,919,928.20/14,774.49
  6. Step 6: Final answer
    x = 13,396.06

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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.