Home / 14,098.14-21,142.89-3,708.54

Finding the Fourth Proportional to 14,098.14, 21,142.89 and 3,708.54

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Solution

The fourth proportional to 14,098.14, 21,142.89 and 3,708.54 is: 5,561.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098.14 : 21,142.89 = 3,708.54 : x
  2. Step 2: Convert to fraction form
    14,098.14/21,142.89 = 3,708.54/x
  3. Step 3: Cross multiply
    14,098.14x = 21,142.89 × 3,708.54
  4. Step 4: Simplify right side
    14,098.14x = 78,409,253.28
  5. Step 5: Solve for x
    x = 78,409,253.28/14,098.14
  6. Step 6: Final answer
    x = 5,561.67

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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.