Home / 30,593.25-42,242.58-19,843.23

Finding the Fourth Proportional to 30,593.25, 42,242.58 and 19,843.23

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Solution

The fourth proportional to 30,593.25, 42,242.58 and 19,843.23 is: 27,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,593.25 : 42,242.58 = 19,843.23 : x
  2. Step 2: Convert to fraction form
    30,593.25/42,242.58 = 19,843.23/x
  3. Step 3: Cross multiply
    30,593.25x = 42,242.58 × 19,843.23
  4. Step 4: Simplify right side
    30,593.25x = 838,229,230.73
  5. Step 5: Solve for x
    x = 838,229,230.73/30,593.25
  6. Step 6: Final answer
    x = 27,399.16

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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.