Home / 19,399.83-29,099.93-10,629.96

Finding the Fourth Proportional to 19,399.83, 29,099.93 and 10,629.96

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Solution

The fourth proportional to 19,399.83, 29,099.93 and 10,629.96 is: 15,945.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,399.83 : 29,099.93 = 10,629.96 : x
  2. Step 2: Convert to fraction form
    19,399.83/29,099.93 = 10,629.96/x
  3. Step 3: Cross multiply
    19,399.83x = 29,099.93 × 10,629.96
  4. Step 4: Simplify right side
    19,399.83x = 309,330,893.25
  5. Step 5: Solve for x
    x = 309,330,893.25/19,399.83
  6. Step 6: Final answer
    x = 15,945.04

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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.