Home / 27,611.17-38,102.06-15,674.33

Finding the Fourth Proportional to 27,611.17, 38,102.06 and 15,674.33

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Solution

The fourth proportional to 27,611.17, 38,102.06 and 15,674.33 is: 21,629.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,611.17 : 38,102.06 = 15,674.33 : x
  2. Step 2: Convert to fraction form
    27,611.17/38,102.06 = 15,674.33/x
  3. Step 3: Cross multiply
    27,611.17x = 38,102.06 × 15,674.33
  4. Step 4: Simplify right side
    27,611.17x = 597,224,183.75
  5. Step 5: Solve for x
    x = 597,224,183.75/27,611.17
  6. Step 6: Final answer
    x = 21,629.81

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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.