Home / 19,443.19-29,163.42-11,097.05

Finding the Fourth Proportional to 19,443.19, 29,163.42 and 11,097.05

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Solution

The fourth proportional to 19,443.19, 29,163.42 and 11,097.05 is: 16,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443.19 : 29,163.42 = 11,097.05 : x
  2. Step 2: Convert to fraction form
    19,443.19/29,163.42 = 11,097.05/x
  3. Step 3: Cross multiply
    19,443.19x = 29,163.42 × 11,097.05
  4. Step 4: Simplify right side
    19,443.19x = 323,627,916.93
  5. Step 5: Solve for x
    x = 323,627,916.93/19,443.19
  6. Step 6: Final answer
    x = 16,644.80

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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.