Home / 36,879.03-55,318.55-13,507.29

Finding the Fourth Proportional to 36,879.03, 55,318.55 and 13,507.29

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Solution

The fourth proportional to 36,879.03, 55,318.55 and 13,507.29 is: 20,260.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,879.03 : 55,318.55 = 13,507.29 : x
  2. Step 2: Convert to fraction form
    36,879.03/55,318.55 = 13,507.29/x
  3. Step 3: Cross multiply
    36,879.03x = 55,318.55 × 13,507.29
  4. Step 4: Simplify right side
    36,879.03x = 747,203,629.69
  5. Step 5: Solve for x
    x = 747,203,629.69/36,879.03
  6. Step 6: Final answer
    x = 20,260.94

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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.