Home / 20,252.82-27,948.84-11,300.28

Finding the Fourth Proportional to 20,252.82, 27,948.84 and 11,300.28

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Solution

The fourth proportional to 20,252.82, 27,948.84 and 11,300.28 is: 15,594.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,252.82 : 27,948.84 = 11,300.28 : x
  2. Step 2: Convert to fraction form
    20,252.82/27,948.84 = 11,300.28/x
  3. Step 3: Cross multiply
    20,252.82x = 27,948.84 × 11,300.28
  4. Step 4: Simplify right side
    20,252.82x = 315,829,717.68
  5. Step 5: Solve for x
    x = 315,829,717.68/20,252.82
  6. Step 6: Final answer
    x = 15,594.36

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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.