Home / 13,276.26-19,921.26-5,885.82

Finding the Fourth Proportional to 13,276.26, 19,921.26 and 5,885.82

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Solution

The fourth proportional to 13,276.26, 19,921.26 and 5,885.82 is: 8,831.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,276.26 : 19,921.26 = 5,885.82 : x
  2. Step 2: Convert to fraction form
    13,276.26/19,921.26 = 5,885.82/x
  3. Step 3: Cross multiply
    13,276.26x = 19,921.26 × 5,885.82
  4. Step 4: Simplify right side
    13,276.26x = 117,252,950.53
  5. Step 5: Solve for x
    x = 117,252,950.53/13,276.26
  6. Step 6: Final answer
    x = 8,831.78

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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.