Home / 19,696.23-29,579.58-18,903.44

Finding the Fourth Proportional to 19,696.23, 29,579.58 and 18,903.44

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Solution

The fourth proportional to 19,696.23, 29,579.58 and 18,903.44 is: 28,388.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,696.23 : 29,579.58 = 18,903.44 : x
  2. Step 2: Convert to fraction form
    19,696.23/29,579.58 = 18,903.44/x
  3. Step 3: Cross multiply
    19,696.23x = 29,579.58 × 18,903.44
  4. Step 4: Simplify right side
    19,696.23x = 559,155,889.70
  5. Step 5: Solve for x
    x = 559,155,889.70/19,696.23
  6. Step 6: Final answer
    x = 28,388.98

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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.