Home / 14,668.92-20,243.26-7,954.56

Finding the Fourth Proportional to 14,668.92, 20,243.26 and 7,954.56

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Solution

The fourth proportional to 14,668.92, 20,243.26 and 7,954.56 is: 10,977.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,668.92 : 20,243.26 = 7,954.56 : x
  2. Step 2: Convert to fraction form
    14,668.92/20,243.26 = 7,954.56/x
  3. Step 3: Cross multiply
    14,668.92x = 20,243.26 × 7,954.56
  4. Step 4: Simplify right side
    14,668.92x = 161,026,226.27
  5. Step 5: Solve for x
    x = 161,026,226.27/14,668.92
  6. Step 6: Final answer
    x = 10,977.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.