Home / 19,626.57-29,442.57-7,144.26

Finding the Fourth Proportional to 19,626.57, 29,442.57 and 7,144.26

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Solution

The fourth proportional to 19,626.57, 29,442.57 and 7,144.26 is: 10,717.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,626.57 : 29,442.57 = 7,144.26 : x
  2. Step 2: Convert to fraction form
    19,626.57/29,442.57 = 7,144.26/x
  3. Step 3: Cross multiply
    19,626.57x = 29,442.57 × 7,144.26
  4. Step 4: Simplify right side
    19,626.57x = 210,345,375.15
  5. Step 5: Solve for x
    x = 210,345,375.15/19,626.57
  6. Step 6: Final answer
    x = 10,717.38

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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.