Home / 27,376.70-41,061.52-8,658.64

Finding the Fourth Proportional to 27,376.70, 41,061.52 and 8,658.64

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Solution

The fourth proportional to 27,376.70, 41,061.52 and 8,658.64 is: 12,986.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,376.70 : 41,061.52 = 8,658.64 : x
  2. Step 2: Convert to fraction form
    27,376.70/41,061.52 = 8,658.64/x
  3. Step 3: Cross multiply
    27,376.70x = 41,061.52 × 8,658.64
  4. Step 4: Simplify right side
    27,376.70x = 355,536,919.53
  5. Step 5: Solve for x
    x = 355,536,919.53/27,376.70
  6. Step 6: Final answer
    x = 12,986.84

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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.