Home / 24,040.80-33,172.20-13,429.80

Finding the Fourth Proportional to 24,040.80, 33,172.20 and 13,429.80

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Solution

The fourth proportional to 24,040.80, 33,172.20 and 13,429.80 is: 18,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,040.80 : 33,172.20 = 13,429.80 : x
  2. Step 2: Convert to fraction form
    24,040.80/33,172.20 = 13,429.80/x
  3. Step 3: Cross multiply
    24,040.80x = 33,172.20 × 13,429.80
  4. Step 4: Simplify right side
    24,040.80x = 445,496,011.56
  5. Step 5: Solve for x
    x = 445,496,011.56/24,040.80
  6. Step 6: Final answer
    x = 18,530.83

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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.