Home / 14,168.85-21,253.61-6,269.68

Finding the Fourth Proportional to 14,168.85, 21,253.61 and 6,269.68

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Solution

The fourth proportional to 14,168.85, 21,253.61 and 6,269.68 is: 9,404.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168.85 : 21,253.61 = 6,269.68 : x
  2. Step 2: Convert to fraction form
    14,168.85/21,253.61 = 6,269.68/x
  3. Step 3: Cross multiply
    14,168.85x = 21,253.61 × 6,269.68
  4. Step 4: Simplify right side
    14,168.85x = 133,253,333.54
  5. Step 5: Solve for x
    x = 133,253,333.54/14,168.85
  6. Step 6: Final answer
    x = 9,404.67

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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.