Home / 19,216.38-26,520.85-11,258.44

Finding the Fourth Proportional to 19,216.38, 26,520.85 and 11,258.44

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Solution

The fourth proportional to 19,216.38, 26,520.85 and 11,258.44 is: 15,537.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,216.38 : 26,520.85 = 11,258.44 : x
  2. Step 2: Convert to fraction form
    19,216.38/26,520.85 = 11,258.44/x
  3. Step 3: Cross multiply
    19,216.38x = 26,520.85 × 11,258.44
  4. Step 4: Simplify right side
    19,216.38x = 298,583,346.24
  5. Step 5: Solve for x
    x = 298,583,346.24/19,216.38
  6. Step 6: Final answer
    x = 15,537.96

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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.