Home / 54,724.21-82,037.86-21,468.14

Finding the Fourth Proportional to 54,724.21, 82,037.86 and 21,468.14

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Solution

The fourth proportional to 54,724.21, 82,037.86 and 21,468.14 is: 32,183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,724.21 : 82,037.86 = 21,468.14 : x
  2. Step 2: Convert to fraction form
    54,724.21/82,037.86 = 21,468.14/x
  3. Step 3: Cross multiply
    54,724.21x = 82,037.86 × 21,468.14
  4. Step 4: Simplify right side
    54,724.21x = 1,761,200,263.78
  5. Step 5: Solve for x
    x = 1,761,200,263.78/54,724.21
  6. Step 6: Final answer
    x = 32,183.20

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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.