Home / 13,944.23-20,926.67-7,709.61

Finding the Fourth Proportional to 13,944.23, 20,926.67 and 7,709.61

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Solution

The fourth proportional to 13,944.23, 20,926.67 and 7,709.61 is: 11,570.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,944.23 : 20,926.67 = 7,709.61 : x
  2. Step 2: Convert to fraction form
    13,944.23/20,926.67 = 7,709.61/x
  3. Step 3: Cross multiply
    13,944.23x = 20,926.67 × 7,709.61
  4. Step 4: Simplify right side
    13,944.23x = 161,336,464.30
  5. Step 5: Solve for x
    x = 161,336,464.30/13,944.23
  6. Step 6: Final answer
    x = 11,570.12

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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.