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Finding the Fourth Proportional to 16,662.72, 24,994.08 and 4,975.56

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Solution

The fourth proportional to 16,662.72, 24,994.08 and 4,975.56 is: 7,463.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,662.72 : 24,994.08 = 4,975.56 : x
  2. Step 2: Convert to fraction form
    16,662.72/24,994.08 = 4,975.56/x
  3. Step 3: Cross multiply
    16,662.72x = 24,994.08 × 4,975.56
  4. Step 4: Simplify right side
    16,662.72x = 124,359,544.68
  5. Step 5: Solve for x
    x = 124,359,544.68/16,662.72
  6. Step 6: Final answer
    x = 7,463.34

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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.