Home / 55,856.22-83,783.60-13,736.67

Finding the Fourth Proportional to 55,856.22, 83,783.60 and 13,736.67

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Solution

The fourth proportional to 55,856.22, 83,783.60 and 13,736.67 is: 20,604.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,856.22 : 83,783.60 = 13,736.67 : x
  2. Step 2: Convert to fraction form
    55,856.22/83,783.60 = 13,736.67/x
  3. Step 3: Cross multiply
    55,856.22x = 83,783.60 × 13,736.67
  4. Step 4: Simplify right side
    55,856.22x = 1,150,907,664.61
  5. Step 5: Solve for x
    x = 1,150,907,664.61/55,856.22
  6. Step 6: Final answer
    x = 20,604.83

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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.