Home / 19,512.36-29,238.98-12,914.91

Finding the Fourth Proportional to 19,512.36, 29,238.98 and 12,914.91

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Solution

The fourth proportional to 19,512.36, 29,238.98 and 12,914.91 is: 19,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,512.36 : 29,238.98 = 12,914.91 : x
  2. Step 2: Convert to fraction form
    19,512.36/29,238.98 = 12,914.91/x
  3. Step 3: Cross multiply
    19,512.36x = 29,238.98 × 12,914.91
  4. Step 4: Simplify right side
    19,512.36x = 377,618,730.62
  5. Step 5: Solve for x
    x = 377,618,730.62/19,512.36
  6. Step 6: Final answer
    x = 19,352.80

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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.