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Finding the Fourth Proportional to 19,644.36, 29,466.72 and 5,793.36

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Solution

The fourth proportional to 19,644.36, 29,466.72 and 5,793.36 is: 8,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,644.36 : 29,466.72 = 5,793.36 : x
  2. Step 2: Convert to fraction form
    19,644.36/29,466.72 = 5,793.36/x
  3. Step 3: Cross multiply
    19,644.36x = 29,466.72 × 5,793.36
  4. Step 4: Simplify right side
    19,644.36x = 170,711,316.98
  5. Step 5: Solve for x
    x = 170,711,316.98/19,644.36
  6. Step 6: Final answer
    x = 8,690.09

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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.