Home / 35,351.22-53,028.79-11,657.80

Finding the Fourth Proportional to 35,351.22, 53,028.79 and 11,657.80

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Solution

The fourth proportional to 35,351.22, 53,028.79 and 11,657.80 is: 17,487.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,351.22 : 53,028.79 = 11,657.80 : x
  2. Step 2: Convert to fraction form
    35,351.22/53,028.79 = 11,657.80/x
  3. Step 3: Cross multiply
    35,351.22x = 53,028.79 × 11,657.80
  4. Step 4: Simplify right side
    35,351.22x = 618,199,028.06
  5. Step 5: Solve for x
    x = 618,199,028.06/35,351.22
  6. Step 6: Final answer
    x = 17,487.35

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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.