Home / 23,990.92-33,107.48-13,380.56

Finding the Fourth Proportional to 23,990.92, 33,107.48 and 13,380.56

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Solution

The fourth proportional to 23,990.92, 33,107.48 and 13,380.56 is: 18,465.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,990.92 : 33,107.48 = 13,380.56 : x
  2. Step 2: Convert to fraction form
    23,990.92/33,107.48 = 13,380.56/x
  3. Step 3: Cross multiply
    23,990.92x = 33,107.48 × 13,380.56
  4. Step 4: Simplify right side
    23,990.92x = 442,996,485.23
  5. Step 5: Solve for x
    x = 442,996,485.23/23,990.92
  6. Step 6: Final answer
    x = 18,465.17

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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.