Home / 19,698.67-29,553.47-10,939.73

Finding the Fourth Proportional to 19,698.67, 29,553.47 and 10,939.73

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Solution

The fourth proportional to 19,698.67, 29,553.47 and 10,939.73 is: 16,412.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,698.67 : 29,553.47 = 10,939.73 : x
  2. Step 2: Convert to fraction form
    19,698.67/29,553.47 = 10,939.73/x
  3. Step 3: Cross multiply
    19,698.67x = 29,553.47 × 10,939.73
  4. Step 4: Simplify right side
    19,698.67x = 323,307,083.60
  5. Step 5: Solve for x
    x = 323,307,083.60/19,698.67
  6. Step 6: Final answer
    x = 16,412.64

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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.