Home / 35,153.50-48,517.60-20,258.14

Finding the Fourth Proportional to 35,153.50, 48,517.60 and 20,258.14

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Solution

The fourth proportional to 35,153.50, 48,517.60 and 20,258.14 is: 27,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,153.50 : 48,517.60 = 20,258.14 : x
  2. Step 2: Convert to fraction form
    35,153.50/48,517.60 = 20,258.14/x
  3. Step 3: Cross multiply
    35,153.50x = 48,517.60 × 20,258.14
  4. Step 4: Simplify right side
    35,153.50x = 982,876,333.26
  5. Step 5: Solve for x
    x = 982,876,333.26/35,153.50
  6. Step 6: Final answer
    x = 27,959.56

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1.5x scale

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.