Home / 36,872.94-55,314.89-11,904.69

Finding the Fourth Proportional to 36,872.94, 55,314.89 and 11,904.69

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Solution

The fourth proportional to 36,872.94, 55,314.89 and 11,904.69 is: 17,858.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,872.94 : 55,314.89 = 11,904.69 : x
  2. Step 2: Convert to fraction form
    36,872.94/55,314.89 = 11,904.69/x
  3. Step 3: Cross multiply
    36,872.94x = 55,314.89 × 11,904.69
  4. Step 4: Simplify right side
    36,872.94x = 658,506,558.31
  5. Step 5: Solve for x
    x = 658,506,558.31/36,872.94
  6. Step 6: Final answer
    x = 17,858.80

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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.