Home / 19,555.88-26,986.93-11,059.65

Finding the Fourth Proportional to 19,555.88, 26,986.93 and 11,059.65

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Solution

The fourth proportional to 19,555.88, 26,986.93 and 11,059.65 is: 15,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555.88 : 26,986.93 = 11,059.65 : x
  2. Step 2: Convert to fraction form
    19,555.88/26,986.93 = 11,059.65/x
  3. Step 3: Cross multiply
    19,555.88x = 26,986.93 × 11,059.65
  4. Step 4: Simplify right side
    19,555.88x = 298,465,972.73
  5. Step 5: Solve for x
    x = 298,465,972.73/19,555.88
  6. Step 6: Final answer
    x = 15,262.22

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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.