Home / 15,917.05-23,881.72-4,823.83

Finding the Fourth Proportional to 15,917.05, 23,881.72 and 4,823.83

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Solution

The fourth proportional to 15,917.05, 23,881.72 and 4,823.83 is: 7,237.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,917.05 : 23,881.72 = 4,823.83 : x
  2. Step 2: Convert to fraction form
    15,917.05/23,881.72 = 4,823.83/x
  3. Step 3: Cross multiply
    15,917.05x = 23,881.72 × 4,823.83
  4. Step 4: Simplify right side
    15,917.05x = 115,201,357.39
  5. Step 5: Solve for x
    x = 115,201,357.39/15,917.05
  6. Step 6: Final answer
    x = 7,237.61

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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.