Home / 15,917.80-23,876.70-4,823.94

Finding the Fourth Proportional to 15,917.80, 23,876.70 and 4,823.94

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Solution

The fourth proportional to 15,917.80, 23,876.70 and 4,823.94 is: 7,235.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.80 : 23,876.70 = 4,823.94 : x
  2. Step 2: Convert to fraction form
    15,917.80/23,876.70 = 4,823.94/x
  3. Step 3: Cross multiply
    15,917.80x = 23,876.70 × 4,823.94
  4. Step 4: Simplify right side
    15,917.80x = 115,179,768.20
  5. Step 5: Solve for x
    x = 115,179,768.20/15,917.80
  6. Step 6: Final answer
    x = 7,235.91

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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.