Home / 36,705-55,065.70-11,746.54

Finding the Fourth Proportional to 36,705, 55,065.70 and 11,746.54

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Solution

The fourth proportional to 36,705, 55,065.70 and 11,746.54 is: 17,622.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,705 : 55,065.70 = 11,746.54 : x
  2. Step 2: Convert to fraction form
    36,705/55,065.70 = 11,746.54/x
  3. Step 3: Cross multiply
    36,705x = 55,065.70 × 11,746.54
  4. Step 4: Simplify right side
    36,705x = 646,831,447.68
  5. Step 5: Solve for x
    x = 646,831,447.68/36,705
  6. Step 6: Final answer
    x = 17,622.43

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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.