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Finding the Fourth Proportional to 29,993.62, 44,996.70 and 8,933.62

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Solution

The fourth proportional to 29,993.62, 44,996.70 and 8,933.62 is: 13,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,993.62 : 44,996.70 = 8,933.62 : x
  2. Step 2: Convert to fraction form
    29,993.62/44,996.70 = 8,933.62/x
  3. Step 3: Cross multiply
    29,993.62x = 44,996.70 × 8,933.62
  4. Step 4: Simplify right side
    29,993.62x = 401,983,419.05
  5. Step 5: Solve for x
    x = 401,983,419.05/29,993.62
  6. Step 6: Final answer
    x = 13,402.30

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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.