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Finding the Fourth Proportional to 16,651.96, 24,985.14 and 7,893.08

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Solution

The fourth proportional to 16,651.96, 24,985.14 and 7,893.08 is: 11,843.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,651.96 : 24,985.14 = 7,893.08 : x
  2. Step 2: Convert to fraction form
    16,651.96/24,985.14 = 7,893.08/x
  3. Step 3: Cross multiply
    16,651.96x = 24,985.14 × 7,893.08
  4. Step 4: Simplify right side
    16,651.96x = 197,209,708.83
  5. Step 5: Solve for x
    x = 197,209,708.83/16,651.96
  6. Step 6: Final answer
    x = 11,843.03

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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.