Home / 53,303.24-79,940.26-20,020.73

Finding the Fourth Proportional to 53,303.24, 79,940.26 and 20,020.73

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Solution

The fourth proportional to 53,303.24, 79,940.26 and 20,020.73 is: 30,025.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,303.24 : 79,940.26 = 20,020.73 : x
  2. Step 2: Convert to fraction form
    53,303.24/79,940.26 = 20,020.73/x
  3. Step 3: Cross multiply
    53,303.24x = 79,940.26 × 20,020.73
  4. Step 4: Simplify right side
    53,303.24x = 1,600,462,361.59
  5. Step 5: Solve for x
    x = 1,600,462,361.59/53,303.24
  6. Step 6: Final answer
    x = 30,025.61

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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.