Home / 19,755.26-27,264.81-11,260.43

Finding the Fourth Proportional to 19,755.26, 27,264.81 and 11,260.43

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Solution

The fourth proportional to 19,755.26, 27,264.81 and 11,260.43 is: 15,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,755.26 : 27,264.81 = 11,260.43 : x
  2. Step 2: Convert to fraction form
    19,755.26/27,264.81 = 11,260.43/x
  3. Step 3: Cross multiply
    19,755.26x = 27,264.81 × 11,260.43
  4. Step 4: Simplify right side
    19,755.26x = 307,013,492.61
  5. Step 5: Solve for x
    x = 307,013,492.61/19,755.26
  6. Step 6: Final answer
    x = 15,540.85

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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.