Home / 13,926.28-20,874.84-6,524.50

Finding the Fourth Proportional to 13,926.28, 20,874.84 and 6,524.50

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Solution

The fourth proportional to 13,926.28, 20,874.84 and 6,524.50 is: 9,779.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.28 : 20,874.84 = 6,524.50 : x
  2. Step 2: Convert to fraction form
    13,926.28/20,874.84 = 6,524.50/x
  3. Step 3: Cross multiply
    13,926.28x = 20,874.84 × 6,524.50
  4. Step 4: Simplify right side
    13,926.28x = 136,197,893.58
  5. Step 5: Solve for x
    x = 136,197,893.58/13,926.28
  6. Step 6: Final answer
    x = 9,779.92

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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.