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Finding the Fourth Proportional to 35,745.44, 53,597.64 and 13,544.68

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Solution

The fourth proportional to 35,745.44, 53,597.64 and 13,544.68 is: 20,309.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,745.44 : 53,597.64 = 13,544.68 : x
  2. Step 2: Convert to fraction form
    35,745.44/53,597.64 = 13,544.68/x
  3. Step 3: Cross multiply
    35,745.44x = 53,597.64 × 13,544.68
  4. Step 4: Simplify right side
    35,745.44x = 725,962,814.83
  5. Step 5: Solve for x
    x = 725,962,814.83/35,745.44
  6. Step 6: Final answer
    x = 20,309.24

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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.