Home / 28,936.22-43,401.06-19,635.98

Finding the Fourth Proportional to 28,936.22, 43,401.06 and 19,635.98

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Solution

The fourth proportional to 28,936.22, 43,401.06 and 19,635.98 is: 29,451.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,936.22 : 43,401.06 = 19,635.98 : x
  2. Step 2: Convert to fraction form
    28,936.22/43,401.06 = 19,635.98/x
  3. Step 3: Cross multiply
    28,936.22x = 43,401.06 × 19,635.98
  4. Step 4: Simplify right side
    28,936.22x = 852,222,346.14
  5. Step 5: Solve for x
    x = 852,222,346.14/28,936.22
  6. Step 6: Final answer
    x = 29,451.75

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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.