Home / 41,448.26-62,220.72-20,405.67

Finding the Fourth Proportional to 41,448.26, 62,220.72 and 20,405.67

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Solution

The fourth proportional to 41,448.26, 62,220.72 and 20,405.67 is: 30,632.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,448.26 : 62,220.72 = 20,405.67 : x
  2. Step 2: Convert to fraction form
    41,448.26/62,220.72 = 20,405.67/x
  3. Step 3: Cross multiply
    41,448.26x = 62,220.72 × 20,405.67
  4. Step 4: Simplify right side
    41,448.26x = 1,269,655,479.48
  5. Step 5: Solve for x
    x = 1,269,655,479.48/41,448.26
  6. Step 6: Final answer
    x = 30,632.30

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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.