Home / 41,420.88-62,106.41-18,620.55

Finding the Fourth Proportional to 41,420.88, 62,106.41 and 18,620.55

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Solution

The fourth proportional to 41,420.88, 62,106.41 and 18,620.55 is: 27,919.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,420.88 : 62,106.41 = 18,620.55 : x
  2. Step 2: Convert to fraction form
    41,420.88/62,106.41 = 18,620.55/x
  3. Step 3: Cross multiply
    41,420.88x = 62,106.41 × 18,620.55
  4. Step 4: Simplify right side
    41,420.88x = 1,156,455,559.28
  5. Step 5: Solve for x
    x = 1,156,455,559.28/41,420.88
  6. Step 6: Final answer
    x = 27,919.63

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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.