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Finding the Fourth Proportional to 16,600.08, 24,900.12 and 4,914.32

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Solution

The fourth proportional to 16,600.08, 24,900.12 and 4,914.32 is: 7,371.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,600.08 : 24,900.12 = 4,914.32 : x
  2. Step 2: Convert to fraction form
    16,600.08/24,900.12 = 4,914.32/x
  3. Step 3: Cross multiply
    16,600.08x = 24,900.12 × 4,914.32
  4. Step 4: Simplify right side
    16,600.08x = 122,367,157.72
  5. Step 5: Solve for x
    x = 122,367,157.72/16,600.08
  6. Step 6: Final answer
    x = 7,371.48

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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.