Home / 13,727.88-20,591.82-4,368.06

Finding the Fourth Proportional to 13,727.88, 20,591.82 and 4,368.06

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Solution

The fourth proportional to 13,727.88, 20,591.82 and 4,368.06 is: 6,552.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727.88 : 20,591.82 = 4,368.06 : x
  2. Step 2: Convert to fraction form
    13,727.88/20,591.82 = 4,368.06/x
  3. Step 3: Cross multiply
    13,727.88x = 20,591.82 × 4,368.06
  4. Step 4: Simplify right side
    13,727.88x = 89,946,305.27
  5. Step 5: Solve for x
    x = 89,946,305.27/13,727.88
  6. Step 6: Final answer
    x = 6,552.09

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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.