Home / 49,615.33-68,470.38-28,401.43

Finding the Fourth Proportional to 49,615.33, 68,470.38 and 28,401.43

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Solution

The fourth proportional to 49,615.33, 68,470.38 and 28,401.43 is: 39,194.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,615.33 : 68,470.38 = 28,401.43 : x
  2. Step 2: Convert to fraction form
    49,615.33/68,470.38 = 28,401.43/x
  3. Step 3: Cross multiply
    49,615.33x = 68,470.38 × 28,401.43
  4. Step 4: Simplify right side
    49,615.33x = 1,944,656,704.64
  5. Step 5: Solve for x
    x = 1,944,656,704.64/49,615.33
  6. Step 6: Final answer
    x = 39,194.67

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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.