Home / 14,365.99-19,825.83-8,401.15

Finding the Fourth Proportional to 14,365.99, 19,825.83 and 8,401.15

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Solution

The fourth proportional to 14,365.99, 19,825.83 and 8,401.15 is: 11,594.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365.99 : 19,825.83 = 8,401.15 : x
  2. Step 2: Convert to fraction form
    14,365.99/19,825.83 = 8,401.15/x
  3. Step 3: Cross multiply
    14,365.99x = 19,825.83 × 8,401.15
  4. Step 4: Simplify right side
    14,365.99x = 166,559,771.70
  5. Step 5: Solve for x
    x = 166,559,771.70/14,365.99
  6. Step 6: Final answer
    x = 11,594.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.