Home / 37,222.40-55,827.20-13,836.80

Finding the Fourth Proportional to 37,222.40, 55,827.20 and 13,836.80

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Solution

The fourth proportional to 37,222.40, 55,827.20 and 13,836.80 is: 20,752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,222.40 : 55,827.20 = 13,836.80 : x
  2. Step 2: Convert to fraction form
    37,222.40/55,827.20 = 13,836.80/x
  3. Step 3: Cross multiply
    37,222.40x = 55,827.20 × 13,836.80
  4. Step 4: Simplify right side
    37,222.40x = 772,469,800.96
  5. Step 5: Solve for x
    x = 772,469,800.96/37,222.40
  6. Step 6: Final answer
    x = 20,752.82

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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.