Home / 35,004.48-48,306.24-20,664.96

Finding the Fourth Proportional to 35,004.48, 48,306.24 and 20,664.96

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Solution

The fourth proportional to 35,004.48, 48,306.24 and 20,664.96 is: 28,517.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,004.48 : 48,306.24 = 20,664.96 : x
  2. Step 2: Convert to fraction form
    35,004.48/48,306.24 = 20,664.96/x
  3. Step 3: Cross multiply
    35,004.48x = 48,306.24 × 20,664.96
  4. Step 4: Simplify right side
    35,004.48x = 998,246,517.35
  5. Step 5: Solve for x
    x = 998,246,517.35/35,004.48
  6. Step 6: Final answer
    x = 28,517.68

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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.