Home / 24,208.80-36,313.20-20,320.80

Finding the Fourth Proportional to 24,208.80, 36,313.20 and 20,320.80

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Solution

The fourth proportional to 24,208.80, 36,313.20 and 20,320.80 is: 30,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,208.80 : 36,313.20 = 20,320.80 : x
  2. Step 2: Convert to fraction form
    24,208.80/36,313.20 = 20,320.80/x
  3. Step 3: Cross multiply
    24,208.80x = 36,313.20 × 20,320.80
  4. Step 4: Simplify right side
    24,208.80x = 737,913,274.56
  5. Step 5: Solve for x
    x = 737,913,274.56/24,208.80
  6. Step 6: Final answer
    x = 30,481.20

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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.