Home / 19,636.70-29,232.96-19,519.94

Finding the Fourth Proportional to 19,636.70, 29,232.96 and 19,519.94

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Solution

The fourth proportional to 19,636.70, 29,232.96 and 19,519.94 is: 29,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.70 : 29,232.96 = 19,519.94 : x
  2. Step 2: Convert to fraction form
    19,636.70/29,232.96 = 19,519.94/x
  3. Step 3: Cross multiply
    19,636.70x = 29,232.96 × 19,519.94
  4. Step 4: Simplify right side
    19,636.70x = 570,625,625.22
  5. Step 5: Solve for x
    x = 570,625,625.22/19,636.70
  6. Step 6: Final answer
    x = 29,059.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.