Home / 13,850.06-20,757.80-6,926.54

Finding the Fourth Proportional to 13,850.06, 20,757.80 and 6,926.54

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Solution

The fourth proportional to 13,850.06, 20,757.80 and 6,926.54 is: 10,381.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.06 : 20,757.80 = 6,926.54 : x
  2. Step 2: Convert to fraction form
    13,850.06/20,757.80 = 6,926.54/x
  3. Step 3: Cross multiply
    13,850.06x = 20,757.80 × 6,926.54
  4. Step 4: Simplify right side
    13,850.06x = 143,779,732.01
  5. Step 5: Solve for x
    x = 143,779,732.01/13,850.06
  6. Step 6: Final answer
    x = 10,381.16

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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.