Home / 37,072.95-55,584.86-20,440.95

Finding the Fourth Proportional to 37,072.95, 55,584.86 and 20,440.95

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Solution

The fourth proportional to 37,072.95, 55,584.86 and 20,440.95 is: 30,647.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,072.95 : 55,584.86 = 20,440.95 : x
  2. Step 2: Convert to fraction form
    37,072.95/55,584.86 = 20,440.95/x
  3. Step 3: Cross multiply
    37,072.95x = 55,584.86 × 20,440.95
  4. Step 4: Simplify right side
    37,072.95x = 1,136,207,241.81
  5. Step 5: Solve for x
    x = 1,136,207,241.81/37,072.95
  6. Step 6: Final answer
    x = 30,647.88

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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.