Home / 20,316.44-30,400.76-16,773.50

Finding the Fourth Proportional to 20,316.44, 30,400.76 and 16,773.50

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Solution

The fourth proportional to 20,316.44, 30,400.76 and 16,773.50 is: 25,099.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,316.44 : 30,400.76 = 16,773.50 : x
  2. Step 2: Convert to fraction form
    20,316.44/30,400.76 = 16,773.50/x
  3. Step 3: Cross multiply
    20,316.44x = 30,400.76 × 16,773.50
  4. Step 4: Simplify right side
    20,316.44x = 509,926,911.99
  5. Step 5: Solve for x
    x = 509,926,911.99/20,316.44
  6. Step 6: Final answer
    x = 25,099.23

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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.