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Finding the Fourth Proportional to 19,453.66, 29,180.48 and 6,974.44

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Solution

The fourth proportional to 19,453.66, 29,180.48 and 6,974.44 is: 10,461.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453.66 : 29,180.48 = 6,974.44 : x
  2. Step 2: Convert to fraction form
    19,453.66/29,180.48 = 6,974.44/x
  3. Step 3: Cross multiply
    19,453.66x = 29,180.48 × 6,974.44
  4. Step 4: Simplify right side
    19,453.66x = 203,517,506.93
  5. Step 5: Solve for x
    x = 203,517,506.93/19,453.66
  6. Step 6: Final answer
    x = 10,461.66

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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.