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Finding the Fourth Proportional to 14,034.78, 19,372.06 and 8,297.54

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Solution

The fourth proportional to 14,034.78, 19,372.06 and 8,297.54 is: 11,453.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.78 : 19,372.06 = 8,297.54 : x
  2. Step 2: Convert to fraction form
    14,034.78/19,372.06 = 8,297.54/x
  3. Step 3: Cross multiply
    14,034.78x = 19,372.06 × 8,297.54
  4. Step 4: Simplify right side
    14,034.78x = 160,740,442.73
  5. Step 5: Solve for x
    x = 160,740,442.73/14,034.78
  6. Step 6: Final answer
    x = 11,453.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.