Home / 17,668.44-24,369.66-12,555.72

Finding the Fourth Proportional to 17,668.44, 24,369.66 and 12,555.72

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Solution

The fourth proportional to 17,668.44, 24,369.66 and 12,555.72 is: 17,317.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,668.44 : 24,369.66 = 12,555.72 : x
  2. Step 2: Convert to fraction form
    17,668.44/24,369.66 = 12,555.72/x
  3. Step 3: Cross multiply
    17,668.44x = 24,369.66 × 12,555.72
  4. Step 4: Simplify right side
    17,668.44x = 305,978,627.46
  5. Step 5: Solve for x
    x = 305,978,627.46/17,668.44
  6. Step 6: Final answer
    x = 17,317.81

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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.