Home / 38,228.40-52,753.41-21,233.73

Finding the Fourth Proportional to 38,228.40, 52,753.41 and 21,233.73

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Solution

The fourth proportional to 38,228.40, 52,753.41 and 21,233.73 is: 29,301.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,228.40 : 52,753.41 = 21,233.73 : x
  2. Step 2: Convert to fraction form
    38,228.40/52,753.41 = 21,233.73/x
  3. Step 3: Cross multiply
    38,228.40x = 52,753.41 × 21,233.73
  4. Step 4: Simplify right side
    38,228.40x = 1,120,151,664.52
  5. Step 5: Solve for x
    x = 1,120,151,664.52/38,228.40
  6. Step 6: Final answer
    x = 29,301.56

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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.