Home / 19,901.10-27,467.46-11,408.92

Finding the Fourth Proportional to 19,901.10, 27,467.46 and 11,408.92

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Solution

The fourth proportional to 19,901.10, 27,467.46 and 11,408.92 is: 15,746.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.10 : 27,467.46 = 11,408.92 : x
  2. Step 2: Convert to fraction form
    19,901.10/27,467.46 = 11,408.92/x
  3. Step 3: Cross multiply
    19,901.10x = 27,467.46 × 11,408.92
  4. Step 4: Simplify right side
    19,901.10x = 313,374,053.74
  5. Step 5: Solve for x
    x = 313,374,053.74/19,901.10
  6. Step 6: Final answer
    x = 15,746.57

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