Home / 13,926.12-20,874.42-6,524.34

Finding the Fourth Proportional to 13,926.12, 20,874.42 and 6,524.34

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Solution

The fourth proportional to 13,926.12, 20,874.42 and 6,524.34 is: 9,779.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926.12 : 20,874.42 = 6,524.34 : x
  2. Step 2: Convert to fraction form
    13,926.12/20,874.42 = 6,524.34/x
  3. Step 3: Cross multiply
    13,926.12x = 20,874.42 × 6,524.34
  4. Step 4: Simplify right side
    13,926.12x = 136,191,813.38
  5. Step 5: Solve for x
    x = 136,191,813.38/13,926.12
  6. Step 6: Final answer
    x = 9,779.59

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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.