Home / 36,669.18-54,994.96-16,928.78

Finding the Fourth Proportional to 36,669.18, 54,994.96 and 16,928.78

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Solution

The fourth proportional to 36,669.18, 54,994.96 and 16,928.78 is: 25,389.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,669.18 : 54,994.96 = 16,928.78 : x
  2. Step 2: Convert to fraction form
    36,669.18/54,994.96 = 16,928.78/x
  3. Step 3: Cross multiply
    36,669.18x = 54,994.96 × 16,928.78
  4. Step 4: Simplify right side
    36,669.18x = 930,997,261.65
  5. Step 5: Solve for x
    x = 930,997,261.65/36,669.18
  6. Step 6: Final answer
    x = 25,389.09

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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.