Home / 13,225.67-19,838.41-3,364.86

Finding the Fourth Proportional to 13,225.67, 19,838.41 and 3,364.86

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Solution

The fourth proportional to 13,225.67, 19,838.41 and 3,364.86 is: 5,047.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225.67 : 19,838.41 = 3,364.86 : x
  2. Step 2: Convert to fraction form
    13,225.67/19,838.41 = 3,364.86/x
  3. Step 3: Cross multiply
    13,225.67x = 19,838.41 × 3,364.86
  4. Step 4: Simplify right side
    13,225.67x = 66,753,472.27
  5. Step 5: Solve for x
    x = 66,753,472.27/13,225.67
  6. Step 6: Final answer
    x = 5,047.27

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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.