Home / 20,174.03-30,251.44-7,024.79

Finding the Fourth Proportional to 20,174.03, 30,251.44 and 7,024.79

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Solution

The fourth proportional to 20,174.03, 30,251.44 and 7,024.79 is: 10,533.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,174.03 : 30,251.44 = 7,024.79 : x
  2. Step 2: Convert to fraction form
    20,174.03/30,251.44 = 7,024.79/x
  3. Step 3: Cross multiply
    20,174.03x = 30,251.44 × 7,024.79
  4. Step 4: Simplify right side
    20,174.03x = 212,510,013.20
  5. Step 5: Solve for x
    x = 212,510,013.20/20,174.03
  6. Step 6: Final answer
    x = 10,533.84

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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.