Home / 27,839.54-38,367.03-19,773.55

Finding the Fourth Proportional to 27,839.54, 38,367.03 and 19,773.55

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Solution

The fourth proportional to 27,839.54, 38,367.03 and 19,773.55 is: 27,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,839.54 : 38,367.03 = 19,773.55 : x
  2. Step 2: Convert to fraction form
    27,839.54/38,367.03 = 19,773.55/x
  3. Step 3: Cross multiply
    27,839.54x = 38,367.03 × 19,773.55
  4. Step 4: Simplify right side
    27,839.54x = 758,652,386.06
  5. Step 5: Solve for x
    x = 758,652,386.06/27,839.54
  6. Step 6: Final answer
    x = 27,250.90

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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.