Home / 19,397.25-26,771.45-11,441.43

Finding the Fourth Proportional to 19,397.25, 26,771.45 and 11,441.43

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Solution

The fourth proportional to 19,397.25, 26,771.45 and 11,441.43 is: 15,791.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.25 : 26,771.45 = 11,441.43 : x
  2. Step 2: Convert to fraction form
    19,397.25/26,771.45 = 11,441.43/x
  3. Step 3: Cross multiply
    19,397.25x = 26,771.45 × 11,441.43
  4. Step 4: Simplify right side
    19,397.25x = 306,303,613.97
  5. Step 5: Solve for x
    x = 306,303,613.97/19,397.25
  6. Step 6: Final answer
    x = 15,791.08

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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.