Home / 19,104.05-28,635.53-11,713.48

Finding the Fourth Proportional to 19,104.05, 28,635.53 and 11,713.48

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Solution

The fourth proportional to 19,104.05, 28,635.53 and 11,713.48 is: 17,557.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,104.05 : 28,635.53 = 11,713.48 : x
  2. Step 2: Convert to fraction form
    19,104.05/28,635.53 = 11,713.48/x
  3. Step 3: Cross multiply
    19,104.05x = 28,635.53 × 11,713.48
  4. Step 4: Simplify right side
    19,104.05x = 335,421,577.79
  5. Step 5: Solve for x
    x = 335,421,577.79/19,104.05
  6. Step 6: Final answer
    x = 17,557.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.