Home / 27,076.44-37,362.94-15,138.12

Finding the Fourth Proportional to 27,076.44, 37,362.94 and 15,138.12

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Solution

The fourth proportional to 27,076.44, 37,362.94 and 15,138.12 is: 20,889.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,076.44 : 37,362.94 = 15,138.12 : x
  2. Step 2: Convert to fraction form
    27,076.44/37,362.94 = 15,138.12/x
  3. Step 3: Cross multiply
    27,076.44x = 37,362.94 × 15,138.12
  4. Step 4: Simplify right side
    27,076.44x = 565,604,669.27
  5. Step 5: Solve for x
    x = 565,604,669.27/27,076.44
  6. Step 6: Final answer
    x = 20,889.18

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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.