Home / 20,629.32-30,945.16-5,837.00

Finding the Fourth Proportional to 20,629.32, 30,945.16 and 5,837.00

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Solution

The fourth proportional to 20,629.32, 30,945.16 and 5,837.00 is: 8,755.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,629.32 : 30,945.16 = 5,837.00 : x
  2. Step 2: Convert to fraction form
    20,629.32/30,945.16 = 5,837.00/x
  3. Step 3: Cross multiply
    20,629.32x = 30,945.16 × 5,837.00
  4. Step 4: Simplify right side
    20,629.32x = 180,626,751.49
  5. Step 5: Solve for x
    x = 180,626,751.49/20,629.32
  6. Step 6: Final answer
    x = 8,755.83

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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.