Home / 19,134.36-26,405.40-10,636.22

Finding the Fourth Proportional to 19,134.36, 26,405.40 and 10,636.22

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Solution

The fourth proportional to 19,134.36, 26,405.40 and 10,636.22 is: 14,677.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,134.36 : 26,405.40 = 10,636.22 : x
  2. Step 2: Convert to fraction form
    19,134.36/26,405.40 = 10,636.22/x
  3. Step 3: Cross multiply
    19,134.36x = 26,405.40 × 10,636.22
  4. Step 4: Simplify right side
    19,134.36x = 280,853,511.56
  5. Step 5: Solve for x
    x = 280,853,511.56/19,134.36
  6. Step 6: Final answer
    x = 14,677.97

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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.