Home / 26,914.25-37,141.67-15,138.25

Finding the Fourth Proportional to 26,914.25, 37,141.67 and 15,138.25

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Solution

The fourth proportional to 26,914.25, 37,141.67 and 15,138.25 is: 20,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,914.25 : 37,141.67 = 15,138.25 : x
  2. Step 2: Convert to fraction form
    26,914.25/37,141.67 = 15,138.25/x
  3. Step 3: Cross multiply
    26,914.25x = 37,141.67 × 15,138.25
  4. Step 4: Simplify right side
    26,914.25x = 562,259,885.88
  5. Step 5: Solve for x
    x = 562,259,885.88/26,914.25
  6. Step 6: Final answer
    x = 20,890.79

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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.