Home / 32,997.49-45,533.13-20,251.21

Finding the Fourth Proportional to 32,997.49, 45,533.13 and 20,251.21

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Solution

The fourth proportional to 32,997.49, 45,533.13 and 20,251.21 is: 27,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,997.49 : 45,533.13 = 20,251.21 : x
  2. Step 2: Convert to fraction form
    32,997.49/45,533.13 = 20,251.21/x
  3. Step 3: Cross multiply
    32,997.49x = 45,533.13 × 20,251.21
  4. Step 4: Simplify right side
    32,997.49x = 922,100,977.59
  5. Step 5: Solve for x
    x = 922,100,977.59/32,997.49
  6. Step 6: Final answer
    x = 27,944.58

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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.