Home / 19,401.48-29,102.31-6,922.02

Finding the Fourth Proportional to 19,401.48, 29,102.31 and 6,922.02

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Solution

The fourth proportional to 19,401.48, 29,102.31 and 6,922.02 is: 10,383.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.48 : 29,102.31 = 6,922.02 : x
  2. Step 2: Convert to fraction form
    19,401.48/29,102.31 = 6,922.02/x
  3. Step 3: Cross multiply
    19,401.48x = 29,102.31 × 6,922.02
  4. Step 4: Simplify right side
    19,401.48x = 201,446,771.87
  5. Step 5: Solve for x
    x = 201,446,771.87/19,401.48
  6. Step 6: Final answer
    x = 10,383.06

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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.