Home / 20,311.68-30,465.60-6,267.94

Finding the Fourth Proportional to 20,311.68, 30,465.60 and 6,267.94

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Solution

The fourth proportional to 20,311.68, 30,465.60 and 6,267.94 is: 9,401.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,311.68 : 30,465.60 = 6,267.94 : x
  2. Step 2: Convert to fraction form
    20,311.68/30,465.60 = 6,267.94/x
  3. Step 3: Cross multiply
    20,311.68x = 30,465.60 × 6,267.94
  4. Step 4: Simplify right side
    20,311.68x = 190,956,552.86
  5. Step 5: Solve for x
    x = 190,956,552.86/20,311.68
  6. Step 6: Final answer
    x = 9,401.32

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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.