Home / 19,540.42-26,975.08-13,091.16

Finding the Fourth Proportional to 19,540.42, 26,975.08 and 13,091.16

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Solution

The fourth proportional to 19,540.42, 26,975.08 and 13,091.16 is: 18,072.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,540.42 : 26,975.08 = 13,091.16 : x
  2. Step 2: Convert to fraction form
    19,540.42/26,975.08 = 13,091.16/x
  3. Step 3: Cross multiply
    19,540.42x = 26,975.08 × 13,091.16
  4. Step 4: Simplify right side
    19,540.42x = 353,135,181.27
  5. Step 5: Solve for x
    x = 353,135,181.27/19,540.42
  6. Step 6: Final answer
    x = 18,072.04

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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.