Home / 15,917.75-23,876.60-4,230.97

Finding the Fourth Proportional to 15,917.75, 23,876.60 and 4,230.97

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Solution

The fourth proportional to 15,917.75, 23,876.60 and 4,230.97 is: 6,346.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.75 : 23,876.60 = 4,230.97 : x
  2. Step 2: Convert to fraction form
    15,917.75/23,876.60 = 4,230.97/x
  3. Step 3: Cross multiply
    15,917.75x = 23,876.60 × 4,230.97
  4. Step 4: Simplify right side
    15,917.75x = 101,021,037.76
  5. Step 5: Solve for x
    x = 101,021,037.76/15,917.75
  6. Step 6: Final answer
    x = 6,346.44

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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.