Home / 26,987.54-37,243.68-15,051.38

Finding the Fourth Proportional to 26,987.54, 37,243.68 and 15,051.38

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Solution

The fourth proportional to 26,987.54, 37,243.68 and 15,051.38 is: 20,771.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987.54 : 37,243.68 = 15,051.38 : x
  2. Step 2: Convert to fraction form
    26,987.54/37,243.68 = 15,051.38/x
  3. Step 3: Cross multiply
    26,987.54x = 37,243.68 × 15,051.38
  4. Step 4: Simplify right side
    26,987.54x = 560,568,780.28
  5. Step 5: Solve for x
    x = 560,568,780.28/26,987.54
  6. Step 6: Final answer
    x = 20,771.39

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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.