Home / 15,939.77-23,912.25-4,843.86

Finding the Fourth Proportional to 15,939.77, 23,912.25 and 4,843.86

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Solution

The fourth proportional to 15,939.77, 23,912.25 and 4,843.86 is: 7,266.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.77 : 23,912.25 = 4,843.86 : x
  2. Step 2: Convert to fraction form
    15,939.77/23,912.25 = 4,843.86/x
  3. Step 3: Cross multiply
    15,939.77x = 23,912.25 × 4,843.86
  4. Step 4: Simplify right side
    15,939.77x = 115,827,670.10
  5. Step 5: Solve for x
    x = 115,827,670.10/15,939.77
  6. Step 6: Final answer
    x = 7,266.58

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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.