Home / 13,614.75-20,529.11-11,048.67

Finding the Fourth Proportional to 13,614.75, 20,529.11 and 11,048.67

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Solution

The fourth proportional to 13,614.75, 20,529.11 and 11,048.67 is: 16,659.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614.75 : 20,529.11 = 11,048.67 : x
  2. Step 2: Convert to fraction form
    13,614.75/20,529.11 = 11,048.67/x
  3. Step 3: Cross multiply
    13,614.75x = 20,529.11 × 11,048.67
  4. Step 4: Simplify right side
    13,614.75x = 226,819,389.41
  5. Step 5: Solve for x
    x = 226,819,389.41/13,614.75
  6. Step 6: Final answer
    x = 16,659.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.