Home / 16,861.94-25,279.81-10,926.28

Finding the Fourth Proportional to 16,861.94, 25,279.81 and 10,926.28

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Solution

The fourth proportional to 16,861.94, 25,279.81 and 10,926.28 is: 16,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.94 : 25,279.81 = 10,926.28 : x
  2. Step 2: Convert to fraction form
    16,861.94/25,279.81 = 10,926.28/x
  3. Step 3: Cross multiply
    16,861.94x = 25,279.81 × 10,926.28
  4. Step 4: Simplify right side
    16,861.94x = 276,214,101.38
  5. Step 5: Solve for x
    x = 276,214,101.38/16,861.94
  6. Step 6: Final answer
    x = 16,380.93

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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.