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Finding the Fourth Proportional to 19,541.25, 29,324.97 and 7,229.25

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Solution

The fourth proportional to 19,541.25, 29,324.97 and 7,229.25 is: 10,848.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541.25 : 29,324.97 = 7,229.25 : x
  2. Step 2: Convert to fraction form
    19,541.25/29,324.97 = 7,229.25/x
  3. Step 3: Cross multiply
    19,541.25x = 29,324.97 × 7,229.25
  4. Step 4: Simplify right side
    19,541.25x = 211,997,539.37
  5. Step 5: Solve for x
    x = 211,997,539.37/19,541.25
  6. Step 6: Final answer
    x = 10,848.72

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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.