Home / 13,152.50-19,738.47-6,227

Finding the Fourth Proportional to 13,152.50, 19,738.47 and 6,227

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Solution

The fourth proportional to 13,152.50, 19,738.47 and 6,227 is: 9,345.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152.50 : 19,738.47 = 6,227 : x
  2. Step 2: Convert to fraction form
    13,152.50/19,738.47 = 6,227/x
  3. Step 3: Cross multiply
    13,152.50x = 19,738.47 × 6,227
  4. Step 4: Simplify right side
    13,152.50x = 122,911,452.69
  5. Step 5: Solve for x
    x = 122,911,452.69/13,152.50
  6. Step 6: Final answer
    x = 9,345.10

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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.