Home / 54,725.79-82,125.59-21,441.68

Finding the Fourth Proportional to 54,725.79, 82,125.59 and 21,441.68

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Solution

The fourth proportional to 54,725.79, 82,125.59 and 21,441.68 is: 32,176.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,725.79 : 82,125.59 = 21,441.68 : x
  2. Step 2: Convert to fraction form
    54,725.79/82,125.59 = 21,441.68/x
  3. Step 3: Cross multiply
    54,725.79x = 82,125.59 × 21,441.68
  4. Step 4: Simplify right side
    54,725.79x = 1,760,910,620.59
  5. Step 5: Solve for x
    x = 1,760,910,620.59/54,725.79
  6. Step 6: Final answer
    x = 32,176.98

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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.