Home / 20,394.18-30,589.56-6,353.64

Finding the Fourth Proportional to 20,394.18, 30,589.56 and 6,353.64

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Solution

The fourth proportional to 20,394.18, 30,589.56 and 6,353.64 is: 9,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,394.18 : 30,589.56 = 6,353.64 : x
  2. Step 2: Convert to fraction form
    20,394.18/30,589.56 = 6,353.64/x
  3. Step 3: Cross multiply
    20,394.18x = 30,589.56 × 6,353.64
  4. Step 4: Simplify right side
    20,394.18x = 194,355,052.00
  5. Step 5: Solve for x
    x = 194,355,052.00/20,394.18
  6. Step 6: Final answer
    x = 9,529.93

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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.