Home / 36,016.24-49,702.32-20,100.52

Finding the Fourth Proportional to 36,016.24, 49,702.32 and 20,100.52

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Solution

The fourth proportional to 36,016.24, 49,702.32 and 20,100.52 is: 27,738.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,016.24 : 49,702.32 = 20,100.52 : x
  2. Step 2: Convert to fraction form
    36,016.24/49,702.32 = 20,100.52/x
  3. Step 3: Cross multiply
    36,016.24x = 49,702.32 × 20,100.52
  4. Step 4: Simplify right side
    36,016.24x = 999,042,477.21
  5. Step 5: Solve for x
    x = 999,042,477.21/36,016.24
  6. Step 6: Final answer
    x = 27,738.67

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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.