Home / 15,868.86-23,804.46-4,182

Finding the Fourth Proportional to 15,868.86, 23,804.46 and 4,182

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Solution

The fourth proportional to 15,868.86, 23,804.46 and 4,182 is: 6,273.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,868.86 : 23,804.46 = 4,182 : x
  2. Step 2: Convert to fraction form
    15,868.86/23,804.46 = 4,182/x
  3. Step 3: Cross multiply
    15,868.86x = 23,804.46 × 4,182
  4. Step 4: Simplify right side
    15,868.86x = 99,550,251.72
  5. Step 5: Solve for x
    x = 99,550,251.72/15,868.86
  6. Step 6: Final answer
    x = 6,273.31

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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.