Home / 13,249.48-19,872.06-4,927.54

Finding the Fourth Proportional to 13,249.48, 19,872.06 and 4,927.54

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Solution

The fourth proportional to 13,249.48, 19,872.06 and 4,927.54 is: 7,390.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,249.48 : 19,872.06 = 4,927.54 : x
  2. Step 2: Convert to fraction form
    13,249.48/19,872.06 = 4,927.54/x
  3. Step 3: Cross multiply
    13,249.48x = 19,872.06 × 4,927.54
  4. Step 4: Simplify right side
    13,249.48x = 97,920,370.53
  5. Step 5: Solve for x
    x = 97,920,370.53/13,249.48
  6. Step 6: Final answer
    x = 7,390.51

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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.