Home / 13,967.44-20,950.99-5,647.39

Finding the Fourth Proportional to 13,967.44, 20,950.99 and 5,647.39

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Solution

The fourth proportional to 13,967.44, 20,950.99 and 5,647.39 is: 8,471.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,967.44 : 20,950.99 = 5,647.39 : x
  2. Step 2: Convert to fraction form
    13,967.44/20,950.99 = 5,647.39/x
  3. Step 3: Cross multiply
    13,967.44x = 20,950.99 × 5,647.39
  4. Step 4: Simplify right side
    13,967.44x = 118,318,344.92
  5. Step 5: Solve for x
    x = 118,318,344.92/13,967.44
  6. Step 6: Final answer
    x = 8,471.01

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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.