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Finding the Fourth Proportional to 36,193.74, 49,879.71 and 28,223.34

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Solution

The fourth proportional to 36,193.74, 49,879.71 and 28,223.34 is: 38,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,193.74 : 49,879.71 = 28,223.34 : x
  2. Step 2: Convert to fraction form
    36,193.74/49,879.71 = 28,223.34/x
  3. Step 3: Cross multiply
    36,193.74x = 49,879.71 × 28,223.34
  4. Step 4: Simplify right side
    36,193.74x = 1,407,772,014.43
  5. Step 5: Solve for x
    x = 1,407,772,014.43/36,193.74
  6. Step 6: Final answer
    x = 38,895.46

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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.