Home / 13,707.27-20,558.57-4,940.91

Finding the Fourth Proportional to 13,707.27, 20,558.57 and 4,940.91

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Solution

The fourth proportional to 13,707.27, 20,558.57 and 4,940.91 is: 7,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,707.27 : 20,558.57 = 4,940.91 : x
  2. Step 2: Convert to fraction form
    13,707.27/20,558.57 = 4,940.91/x
  3. Step 3: Cross multiply
    13,707.27x = 20,558.57 × 4,940.91
  4. Step 4: Simplify right side
    13,707.27x = 101,578,019.39
  5. Step 5: Solve for x
    x = 101,578,019.39/13,707.27
  6. Step 6: Final answer
    x = 7,410.52

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