Home / 23,456.64-35,151.84-20,677.44

Finding the Fourth Proportional to 23,456.64, 35,151.84 and 20,677.44

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Solution

The fourth proportional to 23,456.64, 35,151.84 and 20,677.44 is: 30,986.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,456.64 : 35,151.84 = 20,677.44 : x
  2. Step 2: Convert to fraction form
    23,456.64/35,151.84 = 20,677.44/x
  3. Step 3: Cross multiply
    23,456.64x = 35,151.84 × 20,677.44
  4. Step 4: Simplify right side
    23,456.64x = 726,850,062.49
  5. Step 5: Solve for x
    x = 726,850,062.49/23,456.64
  6. Step 6: Final answer
    x = 30,986.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.