Home / 13,739.16-20,604.42-4,503

Finding the Fourth Proportional to 13,739.16, 20,604.42 and 4,503

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Solution

The fourth proportional to 13,739.16, 20,604.42 and 4,503 is: 6,753.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,739.16 : 20,604.42 = 4,503 : x
  2. Step 2: Convert to fraction form
    13,739.16/20,604.42 = 4,503/x
  3. Step 3: Cross multiply
    13,739.16x = 20,604.42 × 4,503
  4. Step 4: Simplify right side
    13,739.16x = 92,781,703.26
  5. Step 5: Solve for x
    x = 92,781,703.26/13,739.16
  6. Step 6: Final answer
    x = 6,753.08

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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.