Home / 43,175.14-64,668.96-20,941.79

Finding the Fourth Proportional to 43,175.14, 64,668.96 and 20,941.79

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Solution

The fourth proportional to 43,175.14, 64,668.96 and 20,941.79 is: 31,367.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,175.14 : 64,668.96 = 20,941.79 : x
  2. Step 2: Convert to fraction form
    43,175.14/64,668.96 = 20,941.79/x
  3. Step 3: Cross multiply
    43,175.14x = 64,668.96 × 20,941.79
  4. Step 4: Simplify right side
    43,175.14x = 1,354,283,456.49
  5. Step 5: Solve for x
    x = 1,354,283,456.49/43,175.14
  6. Step 6: Final answer
    x = 31,367.21

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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.