Home / 19,400.70-29,059.53-11,076.30

Finding the Fourth Proportional to 19,400.70, 29,059.53 and 11,076.30

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Solution

The fourth proportional to 19,400.70, 29,059.53 and 11,076.30 is: 16,590.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.70 : 29,059.53 = 11,076.30 : x
  2. Step 2: Convert to fraction form
    19,400.70/29,059.53 = 11,076.30/x
  3. Step 3: Cross multiply
    19,400.70x = 29,059.53 × 11,076.30
  4. Step 4: Simplify right side
    19,400.70x = 321,872,072.14
  5. Step 5: Solve for x
    x = 321,872,072.14/19,400.70
  6. Step 6: Final answer
    x = 16,590.75

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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.