Home / 19,983.54-27,577.49-11,030.85

Finding the Fourth Proportional to 19,983.54, 27,577.49 and 11,030.85

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Solution

The fourth proportional to 19,983.54, 27,577.49 and 11,030.85 is: 15,222.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,983.54 : 27,577.49 = 11,030.85 : x
  2. Step 2: Convert to fraction form
    19,983.54/27,577.49 = 11,030.85/x
  3. Step 3: Cross multiply
    19,983.54x = 27,577.49 × 11,030.85
  4. Step 4: Simplify right side
    19,983.54x = 304,203,100.41
  5. Step 5: Solve for x
    x = 304,203,100.41/19,983.54
  6. Step 6: Final answer
    x = 15,222.68

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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.