Home / 52,626.26-78,941.82-13,183.72

Finding the Fourth Proportional to 52,626.26, 78,941.82 and 13,183.72

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Solution

The fourth proportional to 52,626.26, 78,941.82 and 13,183.72 is: 19,776.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626.26 : 78,941.82 = 13,183.72 : x
  2. Step 2: Convert to fraction form
    52,626.26/78,941.82 = 13,183.72/x
  3. Step 3: Cross multiply
    52,626.26x = 78,941.82 × 13,183.72
  4. Step 4: Simplify right side
    52,626.26x = 1,040,746,851.17
  5. Step 5: Solve for x
    x = 1,040,746,851.17/52,626.26
  6. Step 6: Final answer
    x = 19,776.19

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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.