Home / 54,990.50-82,496.75-21,726.23

Finding the Fourth Proportional to 54,990.50, 82,496.75 and 21,726.23

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Solution

The fourth proportional to 54,990.50, 82,496.75 and 21,726.23 is: 32,593.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,990.50 : 82,496.75 = 21,726.23 : x
  2. Step 2: Convert to fraction form
    54,990.50/82,496.75 = 21,726.23/x
  3. Step 3: Cross multiply
    54,990.50x = 82,496.75 × 21,726.23
  4. Step 4: Simplify right side
    54,990.50x = 1,792,342,843.64
  5. Step 5: Solve for x
    x = 1,792,342,843.64/54,990.50
  6. Step 6: Final answer
    x = 32,593.68

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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.