Home / 24,029.89-33,161.93-13,420.21

Finding the Fourth Proportional to 24,029.89, 33,161.93 and 13,420.21

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Solution

The fourth proportional to 24,029.89, 33,161.93 and 13,420.21 is: 18,520.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,029.89 : 33,161.93 = 13,420.21 : x
  2. Step 2: Convert to fraction form
    24,029.89/33,161.93 = 13,420.21/x
  3. Step 3: Cross multiply
    24,029.89x = 33,161.93 × 13,420.21
  4. Step 4: Simplify right side
    24,029.89x = 445,040,064.61
  5. Step 5: Solve for x
    x = 445,040,064.61/24,029.89
  6. Step 6: Final answer
    x = 18,520.27

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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.