Home / 36,768.06-55,101.06-19,202.81

Finding the Fourth Proportional to 36,768.06, 55,101.06 and 19,202.81

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Solution

The fourth proportional to 36,768.06, 55,101.06 and 19,202.81 is: 28,777.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,768.06 : 55,101.06 = 19,202.81 : x
  2. Step 2: Convert to fraction form
    36,768.06/55,101.06 = 19,202.81/x
  3. Step 3: Cross multiply
    36,768.06x = 55,101.06 × 19,202.81
  4. Step 4: Simplify right side
    36,768.06x = 1,058,094,910.47
  5. Step 5: Solve for x
    x = 1,058,094,910.47/36,768.06
  6. Step 6: Final answer
    x = 28,777.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.