Home / 23,829.83-35,688.39-20,692.79

Finding the Fourth Proportional to 23,829.83, 35,688.39 and 20,692.79

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Solution

The fourth proportional to 23,829.83, 35,688.39 and 20,692.79 is: 30,990.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,829.83 : 35,688.39 = 20,692.79 : x
  2. Step 2: Convert to fraction form
    23,829.83/35,688.39 = 20,692.79/x
  3. Step 3: Cross multiply
    23,829.83x = 35,688.39 × 20,692.79
  4. Step 4: Simplify right side
    23,829.83x = 738,492,237.50
  5. Step 5: Solve for x
    x = 738,492,237.50/23,829.83
  6. Step 6: Final answer
    x = 30,990.25

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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.