Home / 19,561.53-26,998.77-11,063.66

Finding the Fourth Proportional to 19,561.53, 26,998.77 and 11,063.66

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Solution

The fourth proportional to 19,561.53, 26,998.77 and 11,063.66 is: 15,270.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561.53 : 26,998.77 = 11,063.66 : x
  2. Step 2: Convert to fraction form
    19,561.53/26,998.77 = 11,063.66/x
  3. Step 3: Cross multiply
    19,561.53x = 26,998.77 × 11,063.66
  4. Step 4: Simplify right side
    19,561.53x = 298,705,211.70
  5. Step 5: Solve for x
    x = 298,705,211.70/19,561.53
  6. Step 6: Final answer
    x = 15,270.03

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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.