Home / 19,738.04-27,236.94-11,355.08

Finding the Fourth Proportional to 19,738.04, 27,236.94 and 11,355.08

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Solution

The fourth proportional to 19,738.04, 27,236.94 and 11,355.08 is: 15,669.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738.04 : 27,236.94 = 11,355.08 : x
  2. Step 2: Convert to fraction form
    19,738.04/27,236.94 = 11,355.08/x
  3. Step 3: Cross multiply
    19,738.04x = 27,236.94 × 11,355.08
  4. Step 4: Simplify right side
    19,738.04x = 309,277,632.66
  5. Step 5: Solve for x
    x = 309,277,632.66/19,738.04
  6. Step 6: Final answer
    x = 15,669.12

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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.