Home / 18,948.63-26,147.97-10,450.85

Finding the Fourth Proportional to 18,948.63, 26,147.97 and 10,450.85

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Solution

The fourth proportional to 18,948.63, 26,147.97 and 10,450.85 is: 14,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,948.63 : 26,147.97 = 10,450.85 : x
  2. Step 2: Convert to fraction form
    18,948.63/26,147.97 = 10,450.85/x
  3. Step 3: Cross multiply
    18,948.63x = 26,147.97 × 10,450.85
  4. Step 4: Simplify right side
    18,948.63x = 273,268,512.27
  5. Step 5: Solve for x
    x = 273,268,512.27/18,948.63
  6. Step 6: Final answer
    x = 14,421.54

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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.