Home / 27,130.82-37,441.31-15,194.03

Finding the Fourth Proportional to 27,130.82, 37,441.31 and 15,194.03

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Solution

The fourth proportional to 27,130.82, 37,441.31 and 15,194.03 is: 20,968.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,130.82 : 37,441.31 = 15,194.03 : x
  2. Step 2: Convert to fraction form
    27,130.82/37,441.31 = 15,194.03/x
  3. Step 3: Cross multiply
    27,130.82x = 37,441.31 × 15,194.03
  4. Step 4: Simplify right side
    27,130.82x = 568,884,124.20
  5. Step 5: Solve for x
    x = 568,884,124.20/27,130.82
  6. Step 6: Final answer
    x = 20,968.19

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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.