Home / 13,950.97-20,926.70-5,072.60

Finding the Fourth Proportional to 13,950.97, 20,926.70 and 5,072.60

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Solution

The fourth proportional to 13,950.97, 20,926.70 and 5,072.60 is: 7,608.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,950.97 : 20,926.70 = 5,072.60 : x
  2. Step 2: Convert to fraction form
    13,950.97/20,926.70 = 5,072.60/x
  3. Step 3: Cross multiply
    13,950.97x = 20,926.70 × 5,072.60
  4. Step 4: Simplify right side
    13,950.97x = 106,152,778.42
  5. Step 5: Solve for x
    x = 106,152,778.42/13,950.97
  6. Step 6: Final answer
    x = 7,608.99

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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.