Home / 54,684.48-82,033.56-21,400.25

Finding the Fourth Proportional to 54,684.48, 82,033.56 and 21,400.25

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Solution

The fourth proportional to 54,684.48, 82,033.56 and 21,400.25 is: 32,103.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,684.48 : 82,033.56 = 21,400.25 : x
  2. Step 2: Convert to fraction form
    54,684.48/82,033.56 = 21,400.25/x
  3. Step 3: Cross multiply
    54,684.48x = 82,033.56 × 21,400.25
  4. Step 4: Simplify right side
    54,684.48x = 1,755,538,282.22
  5. Step 5: Solve for x
    x = 1,755,538,282.22/54,684.48
  6. Step 6: Final answer
    x = 32,103.04

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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.