Home / 28,832.28-43,244.70-9,112.83

Finding the Fourth Proportional to 28,832.28, 43,244.70 and 9,112.83

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Solution

The fourth proportional to 28,832.28, 43,244.70 and 9,112.83 is: 13,668.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,832.28 : 43,244.70 = 9,112.83 : x
  2. Step 2: Convert to fraction form
    28,832.28/43,244.70 = 9,112.83/x
  3. Step 3: Cross multiply
    28,832.28x = 43,244.70 × 9,112.83
  4. Step 4: Simplify right side
    28,832.28x = 394,081,599.50
  5. Step 5: Solve for x
    x = 394,081,599.50/28,832.28
  6. Step 6: Final answer
    x = 13,668.07

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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.