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Finding the Fourth Proportional to 15,331.14, 22,996.71 and 4,944.42

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Solution

The fourth proportional to 15,331.14, 22,996.71 and 4,944.42 is: 7,416.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,331.14 : 22,996.71 = 4,944.42 : x
  2. Step 2: Convert to fraction form
    15,331.14/22,996.71 = 4,944.42/x
  3. Step 3: Cross multiply
    15,331.14x = 22,996.71 × 4,944.42
  4. Step 4: Simplify right side
    15,331.14x = 113,705,392.86
  5. Step 5: Solve for x
    x = 113,705,392.86/15,331.14
  6. Step 6: Final answer
    x = 7,416.63

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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.