Home / 36,493.56-54,707.52-13,103.64

Finding the Fourth Proportional to 36,493.56, 54,707.52 and 13,103.64

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Solution

The fourth proportional to 36,493.56, 54,707.52 and 13,103.64 is: 19,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,493.56 : 54,707.52 = 13,103.64 : x
  2. Step 2: Convert to fraction form
    36,493.56/54,707.52 = 13,103.64/x
  3. Step 3: Cross multiply
    36,493.56x = 54,707.52 × 13,103.64
  4. Step 4: Simplify right side
    36,493.56x = 716,867,647.37
  5. Step 5: Solve for x
    x = 716,867,647.37/36,493.56
  6. Step 6: Final answer
    x = 19,643.68

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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.