Home / 27,835.44-38,420.28-17,219.04

Finding the Fourth Proportional to 27,835.44, 38,420.28 and 17,219.04

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Solution

The fourth proportional to 27,835.44, 38,420.28 and 17,219.04 is: 23,766.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,835.44 : 38,420.28 = 17,219.04 : x
  2. Step 2: Convert to fraction form
    27,835.44/38,420.28 = 17,219.04/x
  3. Step 3: Cross multiply
    27,835.44x = 38,420.28 × 17,219.04
  4. Step 4: Simplify right side
    27,835.44x = 661,560,338.13
  5. Step 5: Solve for x
    x = 661,560,338.13/27,835.44
  6. Step 6: Final answer
    x = 23,766.84

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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.