Home / 11,744.68-16,189.26-8,900.67

Finding the Fourth Proportional to 11,744.68, 16,189.26 and 8,900.67

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Solution

The fourth proportional to 11,744.68, 16,189.26 and 8,900.67 is: 12,268.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.68 : 16,189.26 = 8,900.67 : x
  2. Step 2: Convert to fraction form
    11,744.68/16,189.26 = 8,900.67/x
  3. Step 3: Cross multiply
    11,744.68x = 16,189.26 × 8,900.67
  4. Step 4: Simplify right side
    11,744.68x = 144,095,260.80
  5. Step 5: Solve for x
    x = 144,095,260.80/11,744.68
  6. Step 6: Final answer
    x = 12,268.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.