Home / 23,135.08-34,662.30-13,880.68

Finding the Fourth Proportional to 23,135.08, 34,662.30 and 13,880.68

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Solution

The fourth proportional to 23,135.08, 34,662.30 and 13,880.68 is: 20,796.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,135.08 : 34,662.30 = 13,880.68 : x
  2. Step 2: Convert to fraction form
    23,135.08/34,662.30 = 13,880.68/x
  3. Step 3: Cross multiply
    23,135.08x = 34,662.30 × 13,880.68
  4. Step 4: Simplify right side
    23,135.08x = 481,136,294.36
  5. Step 5: Solve for x
    x = 481,136,294.36/23,135.08
  6. Step 6: Final answer
    x = 20,796.83

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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.