Home / 19,265.92-26,583.36-12,187.36

Finding the Fourth Proportional to 19,265.92, 26,583.36 and 12,187.36

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Solution

The fourth proportional to 19,265.92, 26,583.36 and 12,187.36 is: 16,816.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,265.92 : 26,583.36 = 12,187.36 : x
  2. Step 2: Convert to fraction form
    19,265.92/26,583.36 = 12,187.36/x
  3. Step 3: Cross multiply
    19,265.92x = 26,583.36 × 12,187.36
  4. Step 4: Simplify right side
    19,265.92x = 323,980,978.33
  5. Step 5: Solve for x
    x = 323,980,978.33/19,265.92
  6. Step 6: Final answer
    x = 16,816.27

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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.