Home / 33,712.12-50,574.12-11,520.28

Finding the Fourth Proportional to 33,712.12, 50,574.12 and 11,520.28

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Solution

The fourth proportional to 33,712.12, 50,574.12 and 11,520.28 is: 17,282.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,712.12 : 50,574.12 = 11,520.28 : x
  2. Step 2: Convert to fraction form
    33,712.12/50,574.12 = 11,520.28/x
  3. Step 3: Cross multiply
    33,712.12x = 50,574.12 × 11,520.28
  4. Step 4: Simplify right side
    33,712.12x = 582,628,023.15
  5. Step 5: Solve for x
    x = 582,628,023.15/33,712.12
  6. Step 6: Final answer
    x = 17,282.45

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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.