Home / 27,922.80-41,884.20-19,612.20

Finding the Fourth Proportional to 27,922.80, 41,884.20 and 19,612.20

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Solution

The fourth proportional to 27,922.80, 41,884.20 and 19,612.20 is: 29,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,922.80 : 41,884.20 = 19,612.20 : x
  2. Step 2: Convert to fraction form
    27,922.80/41,884.20 = 19,612.20/x
  3. Step 3: Cross multiply
    27,922.80x = 41,884.20 × 19,612.20
  4. Step 4: Simplify right side
    27,922.80x = 821,441,307.24
  5. Step 5: Solve for x
    x = 821,441,307.24/27,922.80
  6. Step 6: Final answer
    x = 29,418.30

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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.