Home / 27,236.09-37,589.58-15,300.33

Finding the Fourth Proportional to 27,236.09, 37,589.58 and 15,300.33

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Solution

The fourth proportional to 27,236.09, 37,589.58 and 15,300.33 is: 21,116.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,236.09 : 37,589.58 = 15,300.33 : x
  2. Step 2: Convert to fraction form
    27,236.09/37,589.58 = 15,300.33/x
  3. Step 3: Cross multiply
    27,236.09x = 37,589.58 × 15,300.33
  4. Step 4: Simplify right side
    27,236.09x = 575,132,978.56
  5. Step 5: Solve for x
    x = 575,132,978.56/27,236.09
  6. Step 6: Final answer
    x = 21,116.58

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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.