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Finding the Fourth Proportional to 16,652.68, 24,976.86 and 7,893.16

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Solution

The fourth proportional to 16,652.68, 24,976.86 and 7,893.16 is: 11,838.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,652.68 : 24,976.86 = 7,893.16 : x
  2. Step 2: Convert to fraction form
    16,652.68/24,976.86 = 7,893.16/x
  3. Step 3: Cross multiply
    16,652.68x = 24,976.86 × 7,893.16
  4. Step 4: Simplify right side
    16,652.68x = 197,146,352.28
  5. Step 5: Solve for x
    x = 197,146,352.28/16,652.68
  6. Step 6: Final answer
    x = 11,838.72

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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.