Home / 35,160.54-52,745.61-11,781.66

Finding the Fourth Proportional to 35,160.54, 52,745.61 and 11,781.66

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Solution

The fourth proportional to 35,160.54, 52,745.61 and 11,781.66 is: 17,674.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,160.54 : 52,745.61 = 11,781.66 : x
  2. Step 2: Convert to fraction form
    35,160.54/52,745.61 = 11,781.66/x
  3. Step 3: Cross multiply
    35,160.54x = 52,745.61 × 11,781.66
  4. Step 4: Simplify right side
    35,160.54x = 621,430,843.51
  5. Step 5: Solve for x
    x = 621,430,843.51/35,160.54
  6. Step 6: Final answer
    x = 17,674.10

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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.