Home / 19,441.49-29,170.43-9,580.85

Finding the Fourth Proportional to 19,441.49, 29,170.43 and 9,580.85

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Solution

The fourth proportional to 19,441.49, 29,170.43 and 9,580.85 is: 14,375.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,441.49 : 29,170.43 = 9,580.85 : x
  2. Step 2: Convert to fraction form
    19,441.49/29,170.43 = 9,580.85/x
  3. Step 3: Cross multiply
    19,441.49x = 29,170.43 × 9,580.85
  4. Step 4: Simplify right side
    19,441.49x = 279,477,320.51
  5. Step 5: Solve for x
    x = 279,477,320.51/19,441.49
  6. Step 6: Final answer
    x = 14,375.31

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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.