Home / 29,192.80-43,760.40-14,389.60

Finding the Fourth Proportional to 29,192.80, 43,760.40 and 14,389.60

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Solution

The fourth proportional to 29,192.80, 43,760.40 and 14,389.60 is: 21,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,192.80 : 43,760.40 = 14,389.60 : x
  2. Step 2: Convert to fraction form
    29,192.80/43,760.40 = 14,389.60/x
  3. Step 3: Cross multiply
    29,192.80x = 43,760.40 × 14,389.60
  4. Step 4: Simplify right side
    29,192.80x = 629,694,651.84
  5. Step 5: Solve for x
    x = 629,694,651.84/29,192.80
  6. Step 6: Final answer
    x = 21,570.20

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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.