Home / 19,825.84-27,362.68-12,273.44

Finding the Fourth Proportional to 19,825.84, 27,362.68 and 12,273.44

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Solution

The fourth proportional to 19,825.84, 27,362.68 and 12,273.44 is: 16,939.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,825.84 : 27,362.68 = 12,273.44 : x
  2. Step 2: Convert to fraction form
    19,825.84/27,362.68 = 12,273.44/x
  3. Step 3: Cross multiply
    19,825.84x = 27,362.68 × 12,273.44
  4. Step 4: Simplify right side
    19,825.84x = 335,834,211.22
  5. Step 5: Solve for x
    x = 335,834,211.22/19,825.84
  6. Step 6: Final answer
    x = 16,939.22

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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.