Home / 20,029.04-30,033.24-11,710.88

Finding the Fourth Proportional to 20,029.04, 30,033.24 and 11,710.88

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Solution

The fourth proportional to 20,029.04, 30,033.24 and 11,710.88 is: 17,560.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.04 : 30,033.24 = 11,710.88 : x
  2. Step 2: Convert to fraction form
    20,029.04/30,033.24 = 11,710.88/x
  3. Step 3: Cross multiply
    20,029.04x = 30,033.24 × 11,710.88
  4. Step 4: Simplify right side
    20,029.04x = 351,715,669.65
  5. Step 5: Solve for x
    x = 351,715,669.65/20,029.04
  6. Step 6: Final answer
    x = 17,560.29

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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.