Home / 45,284.20-67,926.30-14,122.60

Finding the Fourth Proportional to 45,284.20, 67,926.30 and 14,122.60

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Solution

The fourth proportional to 45,284.20, 67,926.30 and 14,122.60 is: 21,183.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,284.20 : 67,926.30 = 14,122.60 : x
  2. Step 2: Convert to fraction form
    45,284.20/67,926.30 = 14,122.60/x
  3. Step 3: Cross multiply
    45,284.20x = 67,926.30 × 14,122.60
  4. Step 4: Simplify right side
    45,284.20x = 959,295,964.38
  5. Step 5: Solve for x
    x = 959,295,964.38/45,284.20
  6. Step 6: Final answer
    x = 21,183.90

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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.