Home / 20,025.52-30,036.60-6,174.64

Finding the Fourth Proportional to 20,025.52, 30,036.60 and 6,174.64

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Solution

The fourth proportional to 20,025.52, 30,036.60 and 6,174.64 is: 9,261.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.52 : 30,036.60 = 6,174.64 : x
  2. Step 2: Convert to fraction form
    20,025.52/30,036.60 = 6,174.64/x
  3. Step 3: Cross multiply
    20,025.52x = 30,036.60 × 6,174.64
  4. Step 4: Simplify right side
    20,025.52x = 185,465,191.82
  5. Step 5: Solve for x
    x = 185,465,191.82/20,025.52
  6. Step 6: Final answer
    x = 9,261.44

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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.