Home / 13,201.40-19,800.03-4,316.67

Finding the Fourth Proportional to 13,201.40, 19,800.03 and 4,316.67

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Solution

The fourth proportional to 13,201.40, 19,800.03 and 4,316.67 is: 6,474.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.40 : 19,800.03 = 4,316.67 : x
  2. Step 2: Convert to fraction form
    13,201.40/19,800.03 = 4,316.67/x
  3. Step 3: Cross multiply
    13,201.40x = 19,800.03 × 4,316.67
  4. Step 4: Simplify right side
    13,201.40x = 85,470,211.69
  5. Step 5: Solve for x
    x = 85,470,211.69/13,201.40
  6. Step 6: Final answer
    x = 6,474.33

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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.