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Finding the Fourth Proportional to 36,495.44, 50,363.66 and 19,728.44

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Solution

The fourth proportional to 36,495.44, 50,363.66 and 19,728.44 is: 27,225.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,495.44 : 50,363.66 = 19,728.44 : x
  2. Step 2: Convert to fraction form
    36,495.44/50,363.66 = 19,728.44/x
  3. Step 3: Cross multiply
    36,495.44x = 50,363.66 × 19,728.44
  4. Step 4: Simplify right side
    36,495.44x = 993,596,094.03
  5. Step 5: Solve for x
    x = 993,596,094.03/36,495.44
  6. Step 6: Final answer
    x = 27,225.22

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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.