Home / 19,707.84-27,196.38-10,755.54

Finding the Fourth Proportional to 19,707.84, 27,196.38 and 10,755.54

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Solution

The fourth proportional to 19,707.84, 27,196.38 and 10,755.54 is: 14,842.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,707.84 : 27,196.38 = 10,755.54 : x
  2. Step 2: Convert to fraction form
    19,707.84/27,196.38 = 10,755.54/x
  3. Step 3: Cross multiply
    19,707.84x = 27,196.38 × 10,755.54
  4. Step 4: Simplify right side
    19,707.84x = 292,511,752.95
  5. Step 5: Solve for x
    x = 292,511,752.95/19,707.84
  6. Step 6: Final answer
    x = 14,842.41

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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.