Home / 19,752.68-27,258.73-11,254.43

Finding the Fourth Proportional to 19,752.68, 27,258.73 and 11,254.43

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Solution

The fourth proportional to 19,752.68, 27,258.73 and 11,254.43 is: 15,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752.68 : 27,258.73 = 11,254.43 : x
  2. Step 2: Convert to fraction form
    19,752.68/27,258.73 = 11,254.43/x
  3. Step 3: Cross multiply
    19,752.68x = 27,258.73 × 11,254.43
  4. Step 4: Simplify right side
    19,752.68x = 306,781,508.68
  5. Step 5: Solve for x
    x = 306,781,508.68/19,752.68
  6. Step 6: Final answer
    x = 15,531.13

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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.