Home / 17,961.06-26,946.46-6,861.90

Finding the Fourth Proportional to 17,961.06, 26,946.46 and 6,861.90

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Solution

The fourth proportional to 17,961.06, 26,946.46 and 6,861.90 is: 10,294.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.06 : 26,946.46 = 6,861.90 : x
  2. Step 2: Convert to fraction form
    17,961.06/26,946.46 = 6,861.90/x
  3. Step 3: Cross multiply
    17,961.06x = 26,946.46 × 6,861.90
  4. Step 4: Simplify right side
    17,961.06x = 184,903,913.87
  5. Step 5: Solve for x
    x = 184,903,913.87/17,961.06
  6. Step 6: Final answer
    x = 10,294.71

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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.