Home / 12,468.12-18,675.32-5,884.44

Finding the Fourth Proportional to 12,468.12, 18,675.32 and 5,884.44

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Solution

The fourth proportional to 12,468.12, 18,675.32 and 5,884.44 is: 8,813.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,468.12 : 18,675.32 = 5,884.44 : x
  2. Step 2: Convert to fraction form
    12,468.12/18,675.32 = 5,884.44/x
  3. Step 3: Cross multiply
    12,468.12x = 18,675.32 × 5,884.44
  4. Step 4: Simplify right side
    12,468.12x = 109,893,800.02
  5. Step 5: Solve for x
    x = 109,893,800.02/12,468.12
  6. Step 6: Final answer
    x = 8,813.98

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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.