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Finding the Fourth Proportional to 26,487, 36,550.44 and 14,550.03

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Solution

The fourth proportional to 26,487, 36,550.44 and 14,550.03 is: 20,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,487 : 36,550.44 = 14,550.03 : x
  2. Step 2: Convert to fraction form
    26,487/36,550.44 = 14,550.03/x
  3. Step 3: Cross multiply
    26,487x = 36,550.44 × 14,550.03
  4. Step 4: Simplify right side
    26,487x = 531,809,998.51
  5. Step 5: Solve for x
    x = 531,809,998.51/26,487
  6. Step 6: Final answer
    x = 20,078.15

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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.