Home / 20,182.33-30,273.56-7,025.50

Finding the Fourth Proportional to 20,182.33, 30,273.56 and 7,025.50

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Solution

The fourth proportional to 20,182.33, 30,273.56 and 7,025.50 is: 10,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182.33 : 30,273.56 = 7,025.50 : x
  2. Step 2: Convert to fraction form
    20,182.33/30,273.56 = 7,025.50/x
  3. Step 3: Cross multiply
    20,182.33x = 30,273.56 × 7,025.50
  4. Step 4: Simplify right side
    20,182.33x = 212,686,895.78
  5. Step 5: Solve for x
    x = 212,686,895.78/20,182.33
  6. Step 6: Final answer
    x = 10,538.27

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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.