Home / 43,514.04-65,277.48-20,142.84

Finding the Fourth Proportional to 43,514.04, 65,277.48 and 20,142.84

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Solution

The fourth proportional to 43,514.04, 65,277.48 and 20,142.84 is: 30,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,514.04 : 65,277.48 = 20,142.84 : x
  2. Step 2: Convert to fraction form
    43,514.04/65,277.48 = 20,142.84/x
  3. Step 3: Cross multiply
    43,514.04x = 65,277.48 × 20,142.84
  4. Step 4: Simplify right side
    43,514.04x = 1,314,873,835.24
  5. Step 5: Solve for x
    x = 1,314,873,835.24/43,514.04
  6. Step 6: Final answer
    x = 30,217.23

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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.