Home / 19,135.23-26,241.86-18,336.97

Finding the Fourth Proportional to 19,135.23, 26,241.86 and 18,336.97

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Solution

The fourth proportional to 19,135.23, 26,241.86 and 18,336.97 is: 25,147.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,135.23 : 26,241.86 = 18,336.97 : x
  2. Step 2: Convert to fraction form
    19,135.23/26,241.86 = 18,336.97/x
  3. Step 3: Cross multiply
    19,135.23x = 26,241.86 × 18,336.97
  4. Step 4: Simplify right side
    19,135.23x = 481,196,199.56
  5. Step 5: Solve for x
    x = 481,196,199.56/19,135.23
  6. Step 6: Final answer
    x = 25,147.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.