Home / 41,420.20-62,130.30-21,704.80

Finding the Fourth Proportional to 41,420.20, 62,130.30 and 21,704.80

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Solution

The fourth proportional to 41,420.20, 62,130.30 and 21,704.80 is: 32,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,420.20 : 62,130.30 = 21,704.80 : x
  2. Step 2: Convert to fraction form
    41,420.20/62,130.30 = 21,704.80/x
  3. Step 3: Cross multiply
    41,420.20x = 62,130.30 × 21,704.80
  4. Step 4: Simplify right side
    41,420.20x = 1,348,525,735.44
  5. Step 5: Solve for x
    x = 1,348,525,735.44/41,420.20
  6. Step 6: Final answer
    x = 32,557.20

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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.