Home / 13,292.76-19,927.62-5,079

Finding the Fourth Proportional to 13,292.76, 19,927.62 and 5,079

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Solution

The fourth proportional to 13,292.76, 19,927.62 and 5,079 is: 7,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.76 : 19,927.62 = 5,079 : x
  2. Step 2: Convert to fraction form
    13,292.76/19,927.62 = 5,079/x
  3. Step 3: Cross multiply
    13,292.76x = 19,927.62 × 5,079
  4. Step 4: Simplify right side
    13,292.76x = 101,212,381.98
  5. Step 5: Solve for x
    x = 101,212,381.98/13,292.76
  6. Step 6: Final answer
    x = 7,614.10

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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.