Home / 35,161.06-52,749.49-11,786.90

Finding the Fourth Proportional to 35,161.06, 52,749.49 and 11,786.90

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Solution

The fourth proportional to 35,161.06, 52,749.49 and 11,786.90 is: 17,683.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,161.06 : 52,749.49 = 11,786.90 : x
  2. Step 2: Convert to fraction form
    35,161.06/52,749.49 = 11,786.90/x
  3. Step 3: Cross multiply
    35,161.06x = 52,749.49 × 11,786.90
  4. Step 4: Simplify right side
    35,161.06x = 621,752,963.68
  5. Step 5: Solve for x
    x = 621,752,963.68/35,161.06
  6. Step 6: Final answer
    x = 17,683.00

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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.