Home / 19,858.56-29,800.32-11,533.44

Finding the Fourth Proportional to 19,858.56, 29,800.32 and 11,533.44

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Solution

The fourth proportional to 19,858.56, 29,800.32 and 11,533.44 is: 17,307.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,858.56 : 29,800.32 = 11,533.44 : x
  2. Step 2: Convert to fraction form
    19,858.56/29,800.32 = 11,533.44/x
  3. Step 3: Cross multiply
    19,858.56x = 29,800.32 × 11,533.44
  4. Step 4: Simplify right side
    19,858.56x = 343,700,202.70
  5. Step 5: Solve for x
    x = 343,700,202.70/19,858.56
  6. Step 6: Final answer
    x = 17,307.41

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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.