Home / 12,336.46-18,504.99-4,839.70

Finding the Fourth Proportional to 12,336.46, 18,504.99 and 4,839.70

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Solution

The fourth proportional to 12,336.46, 18,504.99 and 4,839.70 is: 7,259.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336.46 : 18,504.99 = 4,839.70 : x
  2. Step 2: Convert to fraction form
    12,336.46/18,504.99 = 4,839.70/x
  3. Step 3: Cross multiply
    12,336.46x = 18,504.99 × 4,839.70
  4. Step 4: Simplify right side
    12,336.46x = 89,558,600.10
  5. Step 5: Solve for x
    x = 89,558,600.10/12,336.46
  6. Step 6: Final answer
    x = 7,259.67

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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.