Home / 19,000.92-26,216.82-11,445.24

Finding the Fourth Proportional to 19,000.92, 26,216.82 and 11,445.24

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Solution

The fourth proportional to 19,000.92, 26,216.82 and 11,445.24 is: 15,791.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,000.92 : 26,216.82 = 11,445.24 : x
  2. Step 2: Convert to fraction form
    19,000.92/26,216.82 = 11,445.24/x
  3. Step 3: Cross multiply
    19,000.92x = 26,216.82 × 11,445.24
  4. Step 4: Simplify right side
    19,000.92x = 300,057,796.94
  5. Step 5: Solve for x
    x = 300,057,796.94/19,000.92
  6. Step 6: Final answer
    x = 15,791.75

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Double scale
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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.