Home / 30,311.20-41,844.56-23,489.92

Finding the Fourth Proportional to 30,311.20, 41,844.56 and 23,489.92

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Solution

The fourth proportional to 30,311.20, 41,844.56 and 23,489.92 is: 32,427.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,311.20 : 41,844.56 = 23,489.92 : x
  2. Step 2: Convert to fraction form
    30,311.20/41,844.56 = 23,489.92/x
  3. Step 3: Cross multiply
    30,311.20x = 41,844.56 × 23,489.92
  4. Step 4: Simplify right side
    30,311.20x = 982,925,366.84
  5. Step 5: Solve for x
    x = 982,925,366.84/30,311.20
  6. Step 6: Final answer
    x = 32,427.79

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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.