Home / 20,072.52-27,734.54-19,362.96

Finding the Fourth Proportional to 20,072.52, 27,734.54 and 19,362.96

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Solution

The fourth proportional to 20,072.52, 27,734.54 and 19,362.96 is: 26,754.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,072.52 : 27,734.54 = 19,362.96 : x
  2. Step 2: Convert to fraction form
    20,072.52/27,734.54 = 19,362.96/x
  3. Step 3: Cross multiply
    20,072.52x = 27,734.54 × 19,362.96
  4. Step 4: Simplify right side
    20,072.52x = 537,022,691.82
  5. Step 5: Solve for x
    x = 537,022,691.82/20,072.52
  6. Step 6: Final answer
    x = 26,754.12

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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.