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Finding the Fourth Proportional to 36,762.62, 55,142.41 and 11,804.09

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Solution

The fourth proportional to 36,762.62, 55,142.41 and 11,804.09 is: 17,705.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,762.62 : 55,142.41 = 11,804.09 : x
  2. Step 2: Convert to fraction form
    36,762.62/55,142.41 = 11,804.09/x
  3. Step 3: Cross multiply
    36,762.62x = 55,142.41 × 11,804.09
  4. Step 4: Simplify right side
    36,762.62x = 650,905,970.46
  5. Step 5: Solve for x
    x = 650,905,970.46/36,762.62
  6. Step 6: Final answer
    x = 17,705.65

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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.