Home / 23,861.78-32,926.87-13,789.43

Finding the Fourth Proportional to 23,861.78, 32,926.87 and 13,789.43

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Solution

The fourth proportional to 23,861.78, 32,926.87 and 13,789.43 is: 19,028.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,861.78 : 32,926.87 = 13,789.43 : x
  2. Step 2: Convert to fraction form
    23,861.78/32,926.87 = 13,789.43/x
  3. Step 3: Cross multiply
    23,861.78x = 32,926.87 × 13,789.43
  4. Step 4: Simplify right side
    23,861.78x = 454,042,768.98
  5. Step 5: Solve for x
    x = 454,042,768.98/23,861.78
  6. Step 6: Final answer
    x = 19,028.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.