Home / 13,306.76-19,972.50-6,737.54

Finding the Fourth Proportional to 13,306.76, 19,972.50 and 6,737.54

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Solution

The fourth proportional to 13,306.76, 19,972.50 and 6,737.54 is: 10,112.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306.76 : 19,972.50 = 6,737.54 : x
  2. Step 2: Convert to fraction form
    13,306.76/19,972.50 = 6,737.54/x
  3. Step 3: Cross multiply
    13,306.76x = 19,972.50 × 6,737.54
  4. Step 4: Simplify right side
    13,306.76x = 134,565,517.65
  5. Step 5: Solve for x
    x = 134,565,517.65/13,306.76
  6. Step 6: Final answer
    x = 10,112.57

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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.