Home / 19,395.11-26,765.28-11,011.61

Finding the Fourth Proportional to 19,395.11, 26,765.28 and 11,011.61

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Solution

The fourth proportional to 19,395.11, 26,765.28 and 11,011.61 is: 15,196.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,395.11 : 26,765.28 = 11,011.61 : x
  2. Step 2: Convert to fraction form
    19,395.11/26,765.28 = 11,011.61/x
  3. Step 3: Cross multiply
    19,395.11x = 26,765.28 × 11,011.61
  4. Step 4: Simplify right side
    19,395.11x = 294,728,797.37
  5. Step 5: Solve for x
    x = 294,728,797.37/19,395.11
  6. Step 6: Final answer
    x = 15,196.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.