Home / 14,608.68-20,161.83-9,577.14

Finding the Fourth Proportional to 14,608.68, 20,161.83 and 9,577.14

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Solution

The fourth proportional to 14,608.68, 20,161.83 and 9,577.14 is: 13,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,608.68 : 20,161.83 = 9,577.14 : x
  2. Step 2: Convert to fraction form
    14,608.68/20,161.83 = 9,577.14/x
  3. Step 3: Cross multiply
    14,608.68x = 20,161.83 × 9,577.14
  4. Step 4: Simplify right side
    14,608.68x = 193,092,668.57
  5. Step 5: Solve for x
    x = 193,092,668.57/14,608.68
  6. Step 6: Final answer
    x = 13,217.67

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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.