Home / 27,144.21-40,709.88-15,303.23

Finding the Fourth Proportional to 27,144.21, 40,709.88 and 15,303.23

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Solution

The fourth proportional to 27,144.21, 40,709.88 and 15,303.23 is: 22,951.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,144.21 : 40,709.88 = 15,303.23 : x
  2. Step 2: Convert to fraction form
    27,144.21/40,709.88 = 15,303.23/x
  3. Step 3: Cross multiply
    27,144.21x = 40,709.88 × 15,303.23
  4. Step 4: Simplify right side
    27,144.21x = 622,992,453.36
  5. Step 5: Solve for x
    x = 622,992,453.36/27,144.21
  6. Step 6: Final answer
    x = 22,951.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.