Home / 19,962.99-29,944.89-13,401.99

Finding the Fourth Proportional to 19,962.99, 29,944.89 and 13,401.99

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Solution

The fourth proportional to 19,962.99, 29,944.89 and 13,401.99 is: 20,103.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.99 : 29,944.89 = 13,401.99 : x
  2. Step 2: Convert to fraction form
    19,962.99/29,944.89 = 13,401.99/x
  3. Step 3: Cross multiply
    19,962.99x = 29,944.89 × 13,401.99
  4. Step 4: Simplify right side
    19,962.99x = 401,321,116.33
  5. Step 5: Solve for x
    x = 401,321,116.33/19,962.99
  6. Step 6: Final answer
    x = 20,103.26

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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.