Home / 12,563.26-18,847.29-5,989.96

Finding the Fourth Proportional to 12,563.26, 18,847.29 and 5,989.96

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Solution

The fourth proportional to 12,563.26, 18,847.29 and 5,989.96 is: 8,986.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563.26 : 18,847.29 = 5,989.96 : x
  2. Step 2: Convert to fraction form
    12,563.26/18,847.29 = 5,989.96/x
  3. Step 3: Cross multiply
    12,563.26x = 18,847.29 × 5,989.96
  4. Step 4: Simplify right side
    12,563.26x = 112,894,513.21
  5. Step 5: Solve for x
    x = 112,894,513.21/12,563.26
  6. Step 6: Final answer
    x = 8,986.08

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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.