Home / 20,629.06-30,944.79-5,836.74

Finding the Fourth Proportional to 20,629.06, 30,944.79 and 5,836.74

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Solution

The fourth proportional to 20,629.06, 30,944.79 and 5,836.74 is: 8,755.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,629.06 : 30,944.79 = 5,836.74 : x
  2. Step 2: Convert to fraction form
    20,629.06/30,944.79 = 5,836.74/x
  3. Step 3: Cross multiply
    20,629.06x = 30,944.79 × 5,836.74
  4. Step 4: Simplify right side
    20,629.06x = 180,616,693.58
  5. Step 5: Solve for x
    x = 180,616,693.58/20,629.06
  6. Step 6: Final answer
    x = 8,755.45

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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.