Home / 26,616.43-39,859.03-16,731.19

Finding the Fourth Proportional to 26,616.43, 39,859.03 and 16,731.19

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Solution

The fourth proportional to 26,616.43, 39,859.03 and 16,731.19 is: 25,055.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,616.43 : 39,859.03 = 16,731.19 : x
  2. Step 2: Convert to fraction form
    26,616.43/39,859.03 = 16,731.19/x
  3. Step 3: Cross multiply
    26,616.43x = 39,859.03 × 16,731.19
  4. Step 4: Simplify right side
    26,616.43x = 666,889,004.15
  5. Step 5: Solve for x
    x = 666,889,004.15/26,616.43
  6. Step 6: Final answer
    x = 25,055.54

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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.