Home / 15,939.86-23,891.32-14,094.58

Finding the Fourth Proportional to 15,939.86, 23,891.32 and 14,094.58

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Solution

The fourth proportional to 15,939.86, 23,891.32 and 14,094.58 is: 21,125.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.86 : 23,891.32 = 14,094.58 : x
  2. Step 2: Convert to fraction form
    15,939.86/23,891.32 = 14,094.58/x
  3. Step 3: Cross multiply
    15,939.86x = 23,891.32 × 14,094.58
  4. Step 4: Simplify right side
    15,939.86x = 336,738,121.05
  5. Step 5: Solve for x
    x = 336,738,121.05/15,939.86
  6. Step 6: Final answer
    x = 21,125.54

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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.