Home / 19,353.82-26,701.97-11,285.65

Finding the Fourth Proportional to 19,353.82, 26,701.97 and 11,285.65

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Solution

The fourth proportional to 19,353.82, 26,701.97 and 11,285.65 is: 15,570.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.82 : 26,701.97 = 11,285.65 : x
  2. Step 2: Convert to fraction form
    19,353.82/26,701.97 = 11,285.65/x
  3. Step 3: Cross multiply
    19,353.82x = 26,701.97 × 11,285.65
  4. Step 4: Simplify right side
    19,353.82x = 301,349,087.73
  5. Step 5: Solve for x
    x = 301,349,087.73/19,353.82
  6. Step 6: Final answer
    x = 15,570.52

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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.