Home / 20,604.12-30,902.91-6,562.32

Finding the Fourth Proportional to 20,604.12, 30,902.91 and 6,562.32

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Solution

The fourth proportional to 20,604.12, 30,902.91 and 6,562.32 is: 9,842.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,604.12 : 30,902.91 = 6,562.32 : x
  2. Step 2: Convert to fraction form
    20,604.12/30,902.91 = 6,562.32/x
  3. Step 3: Cross multiply
    20,604.12x = 30,902.91 × 6,562.32
  4. Step 4: Simplify right side
    20,604.12x = 202,794,784.35
  5. Step 5: Solve for x
    x = 202,794,784.35/20,604.12
  6. Step 6: Final answer
    x = 9,842.44

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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.