Home / 15,917.93-23,876.87-4,231.15

Finding the Fourth Proportional to 15,917.93, 23,876.87 and 4,231.15

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Solution

The fourth proportional to 15,917.93, 23,876.87 and 4,231.15 is: 6,346.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.93 : 23,876.87 = 4,231.15 : x
  2. Step 2: Convert to fraction form
    15,917.93/23,876.87 = 4,231.15/x
  3. Step 3: Cross multiply
    15,917.93x = 23,876.87 × 4,231.15
  4. Step 4: Simplify right side
    15,917.93x = 101,026,592.05
  5. Step 5: Solve for x
    x = 101,026,592.05/15,917.93
  6. Step 6: Final answer
    x = 6,346.72

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Similar ratio
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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.