Home / 13,504.82-20,259.38-5,713.70

Finding the Fourth Proportional to 13,504.82, 20,259.38 and 5,713.70

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Solution

The fourth proportional to 13,504.82, 20,259.38 and 5,713.70 is: 8,571.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,504.82 : 20,259.38 = 5,713.70 : x
  2. Step 2: Convert to fraction form
    13,504.82/20,259.38 = 5,713.70/x
  3. Step 3: Cross multiply
    13,504.82x = 20,259.38 × 5,713.70
  4. Step 4: Simplify right side
    13,504.82x = 115,755,932.49
  5. Step 5: Solve for x
    x = 115,755,932.49/13,504.82
  6. Step 6: Final answer
    x = 8,571.46

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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.