Home / 20,629.57-30,945.54-5,837.25

Finding the Fourth Proportional to 20,629.57, 30,945.54 and 5,837.25

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Solution

The fourth proportional to 20,629.57, 30,945.54 and 5,837.25 is: 8,756.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,629.57 : 30,945.54 = 5,837.25 : x
  2. Step 2: Convert to fraction form
    20,629.57/30,945.54 = 5,837.25/x
  3. Step 3: Cross multiply
    20,629.57x = 30,945.54 × 5,837.25
  4. Step 4: Simplify right side
    20,629.57x = 180,636,853.37
  5. Step 5: Solve for x
    x = 180,636,853.37/20,629.57
  6. Step 6: Final answer
    x = 8,756.21

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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.