Home / 13,917.49-20,874.04-4,557.53

Finding the Fourth Proportional to 13,917.49, 20,874.04 and 4,557.53

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Solution

The fourth proportional to 13,917.49, 20,874.04 and 4,557.53 is: 6,835.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,917.49 : 20,874.04 = 4,557.53 : x
  2. Step 2: Convert to fraction form
    13,917.49/20,874.04 = 4,557.53/x
  3. Step 3: Cross multiply
    13,917.49x = 20,874.04 × 4,557.53
  4. Step 4: Simplify right side
    13,917.49x = 95,134,104.31
  5. Step 5: Solve for x
    x = 95,134,104.31/13,917.49
  6. Step 6: Final answer
    x = 6,835.58

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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.