Home / 35,291.26-48,692.42-20,180.80

Finding the Fourth Proportional to 35,291.26, 48,692.42 and 20,180.80

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Solution

The fourth proportional to 35,291.26, 48,692.42 and 20,180.80 is: 27,844.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,291.26 : 48,692.42 = 20,180.80 : x
  2. Step 2: Convert to fraction form
    35,291.26/48,692.42 = 20,180.80/x
  3. Step 3: Cross multiply
    35,291.26x = 48,692.42 × 20,180.80
  4. Step 4: Simplify right side
    35,291.26x = 982,651,746.07
  5. Step 5: Solve for x
    x = 982,651,746.07/35,291.26
  6. Step 6: Final answer
    x = 27,844.06

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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.