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Finding the Fourth Proportional to 19,466.42, 29,201.25 and 11,724.44

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Solution

The fourth proportional to 19,466.42, 29,201.25 and 11,724.44 is: 17,587.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,466.42 : 29,201.25 = 11,724.44 : x
  2. Step 2: Convert to fraction form
    19,466.42/29,201.25 = 11,724.44/x
  3. Step 3: Cross multiply
    19,466.42x = 29,201.25 × 11,724.44
  4. Step 4: Simplify right side
    19,466.42x = 342,368,303.55
  5. Step 5: Solve for x
    x = 342,368,303.55/19,466.42
  6. Step 6: Final answer
    x = 17,587.64

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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.