Home / 37,436.96-51,661.20-20,441.84

Finding the Fourth Proportional to 37,436.96, 51,661.20 and 20,441.84

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Solution

The fourth proportional to 37,436.96, 51,661.20 and 20,441.84 is: 28,208.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,436.96 : 51,661.20 = 20,441.84 : x
  2. Step 2: Convert to fraction form
    37,436.96/51,661.20 = 20,441.84/x
  3. Step 3: Cross multiply
    37,436.96x = 51,661.20 × 20,441.84
  4. Step 4: Simplify right side
    37,436.96x = 1,056,049,984.61
  5. Step 5: Solve for x
    x = 1,056,049,984.61/37,436.96
  6. Step 6: Final answer
    x = 28,208.75

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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.