Home / 21,504.04-29,660.42-19,741.48

Finding the Fourth Proportional to 21,504.04, 29,660.42 and 19,741.48

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Solution

The fourth proportional to 21,504.04, 29,660.42 and 19,741.48 is: 27,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504.04 : 29,660.42 = 19,741.48 : x
  2. Step 2: Convert to fraction form
    21,504.04/29,660.42 = 19,741.48/x
  3. Step 3: Cross multiply
    21,504.04x = 29,660.42 × 19,741.48
  4. Step 4: Simplify right side
    21,504.04x = 585,540,588.22
  5. Step 5: Solve for x
    x = 585,540,588.22/21,504.04
  6. Step 6: Final answer
    x = 27,229.33

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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.