Home / 13,926.28-20,892.92-4,065.60

Finding the Fourth Proportional to 13,926.28, 20,892.92 and 4,065.60

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Solution

The fourth proportional to 13,926.28, 20,892.92 and 4,065.60 is: 6,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.28 : 20,892.92 = 4,065.60 : x
  2. Step 2: Convert to fraction form
    13,926.28/20,892.92 = 4,065.60/x
  3. Step 3: Cross multiply
    13,926.28x = 20,892.92 × 4,065.60
  4. Step 4: Simplify right side
    13,926.28x = 84,942,255.55
  5. Step 5: Solve for x
    x = 84,942,255.55/13,926.28
  6. Step 6: Final answer
    x = 6,099.42

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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.