Home / 35,287.54-48,696.33-20,182.66

Finding the Fourth Proportional to 35,287.54, 48,696.33 and 20,182.66

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Solution

The fourth proportional to 35,287.54, 48,696.33 and 20,182.66 is: 27,851.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,287.54 : 48,696.33 = 20,182.66 : x
  2. Step 2: Convert to fraction form
    35,287.54/48,696.33 = 20,182.66/x
  3. Step 3: Cross multiply
    35,287.54x = 48,696.33 × 20,182.66
  4. Step 4: Simplify right side
    35,287.54x = 982,821,471.64
  5. Step 5: Solve for x
    x = 982,821,471.64/35,287.54
  6. Step 6: Final answer
    x = 27,851.80

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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.