Home / 13,506.24-20,266.47-6,932.43

Finding the Fourth Proportional to 13,506.24, 20,266.47 and 6,932.43

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Solution

The fourth proportional to 13,506.24, 20,266.47 and 6,932.43 is: 10,402.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,506.24 : 20,266.47 = 6,932.43 : x
  2. Step 2: Convert to fraction form
    13,506.24/20,266.47 = 6,932.43/x
  3. Step 3: Cross multiply
    13,506.24x = 20,266.47 × 6,932.43
  4. Step 4: Simplify right side
    13,506.24x = 140,495,884.62
  5. Step 5: Solve for x
    x = 140,495,884.62/13,506.24
  6. Step 6: Final answer
    x = 10,402.29

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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.