Home / 36,905.00-55,320.49-19,125.70

Finding the Fourth Proportional to 36,905.00, 55,320.49 and 19,125.70

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Solution

The fourth proportional to 36,905.00, 55,320.49 and 19,125.70 is: 28,669.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,905.00 : 55,320.49 = 19,125.70 : x
  2. Step 2: Convert to fraction form
    36,905.00/55,320.49 = 19,125.70/x
  3. Step 3: Cross multiply
    36,905.00x = 55,320.49 × 19,125.70
  4. Step 4: Simplify right side
    36,905.00x = 1,058,043,188.65
  5. Step 5: Solve for x
    x = 1,058,043,188.65/36,905.00
  6. Step 6: Final answer
    x = 28,669.37

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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.