Home / 19,195.92-26,488.35-11,236.59

Finding the Fourth Proportional to 19,195.92, 26,488.35 and 11,236.59

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Solution

The fourth proportional to 19,195.92, 26,488.35 and 11,236.59 is: 15,505.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195.92 : 26,488.35 = 11,236.59 : x
  2. Step 2: Convert to fraction form
    19,195.92/26,488.35 = 11,236.59/x
  3. Step 3: Cross multiply
    19,195.92x = 26,488.35 × 11,236.59
  4. Step 4: Simplify right side
    19,195.92x = 297,638,728.73
  5. Step 5: Solve for x
    x = 297,638,728.73/19,195.92
  6. Step 6: Final answer
    x = 15,505.31

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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.