Home / 19,808.58-29,665.93-17,197.54

Finding the Fourth Proportional to 19,808.58, 29,665.93 and 17,197.54

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Solution

The fourth proportional to 19,808.58, 29,665.93 and 17,197.54 is: 25,755.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,808.58 : 29,665.93 = 17,197.54 : x
  2. Step 2: Convert to fraction form
    19,808.58/29,665.93 = 17,197.54/x
  3. Step 3: Cross multiply
    19,808.58x = 29,665.93 × 17,197.54
  4. Step 4: Simplify right side
    19,808.58x = 510,181,088.89
  5. Step 5: Solve for x
    x = 510,181,088.89/19,808.58
  6. Step 6: Final answer
    x = 25,755.57

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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.