Home / 19,662.36-29,498.20-8,571.04

Finding the Fourth Proportional to 19,662.36, 29,498.20 and 8,571.04

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Solution

The fourth proportional to 19,662.36, 29,498.20 and 8,571.04 is: 12,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.36 : 29,498.20 = 8,571.04 : x
  2. Step 2: Convert to fraction form
    19,662.36/29,498.20 = 8,571.04/x
  3. Step 3: Cross multiply
    19,662.36x = 29,498.20 × 8,571.04
  4. Step 4: Simplify right side
    19,662.36x = 252,830,252.13
  5. Step 5: Solve for x
    x = 252,830,252.13/19,662.36
  6. Step 6: Final answer
    x = 12,858.59

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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.