Home / 13,791.16-20,683.66-5,468.94

Finding the Fourth Proportional to 13,791.16, 20,683.66 and 5,468.94

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Solution

The fourth proportional to 13,791.16, 20,683.66 and 5,468.94 is: 8,202.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791.16 : 20,683.66 = 5,468.94 : x
  2. Step 2: Convert to fraction form
    13,791.16/20,683.66 = 5,468.94/x
  3. Step 3: Cross multiply
    13,791.16x = 20,683.66 × 5,468.94
  4. Step 4: Simplify right side
    13,791.16x = 113,117,695.52
  5. Step 5: Solve for x
    x = 113,117,695.52/13,791.16
  6. Step 6: Final answer
    x = 8,202.19

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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.