Home / 13,926.33-20,890.20-4,066.35

Finding the Fourth Proportional to 13,926.33, 20,890.20 and 4,066.35

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Solution

The fourth proportional to 13,926.33, 20,890.20 and 4,066.35 is: 6,099.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.33 : 20,890.20 = 4,066.35 : x
  2. Step 2: Convert to fraction form
    13,926.33/20,890.20 = 4,066.35/x
  3. Step 3: Cross multiply
    13,926.33x = 20,890.20 × 4,066.35
  4. Step 4: Simplify right side
    13,926.33x = 84,946,864.77
  5. Step 5: Solve for x
    x = 84,946,864.77/13,926.33
  6. Step 6: Final answer
    x = 6,099.73

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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.