Home / 12,341.70-18,496.35-4,940.10

Finding the Fourth Proportional to 12,341.70, 18,496.35 and 4,940.10

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Solution

The fourth proportional to 12,341.70, 18,496.35 and 4,940.10 is: 7,403.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,341.70 : 18,496.35 = 4,940.10 : x
  2. Step 2: Convert to fraction form
    12,341.70/18,496.35 = 4,940.10/x
  3. Step 3: Cross multiply
    12,341.70x = 18,496.35 × 4,940.10
  4. Step 4: Simplify right side
    12,341.70x = 91,373,818.64
  5. Step 5: Solve for x
    x = 91,373,818.64/12,341.70
  6. Step 6: Final answer
    x = 7,403.67

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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.