Home / 35,480.20-53,194.70-19,902.60

Finding the Fourth Proportional to 35,480.20, 53,194.70 and 19,902.60

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Solution

The fourth proportional to 35,480.20, 53,194.70 and 19,902.60 is: 29,839.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,480.20 : 53,194.70 = 19,902.60 : x
  2. Step 2: Convert to fraction form
    35,480.20/53,194.70 = 19,902.60/x
  3. Step 3: Cross multiply
    35,480.20x = 53,194.70 × 19,902.60
  4. Step 4: Simplify right side
    35,480.20x = 1,058,712,836.22
  5. Step 5: Solve for x
    x = 1,058,712,836.22/35,480.20
  6. Step 6: Final answer
    x = 29,839.54

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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.