Home / 37,199.09-55,792.47-12,239.45

Finding the Fourth Proportional to 37,199.09, 55,792.47 and 12,239.45

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Solution

The fourth proportional to 37,199.09, 55,792.47 and 12,239.45 is: 18,357.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,199.09 : 55,792.47 = 12,239.45 : x
  2. Step 2: Convert to fraction form
    37,199.09/55,792.47 = 12,239.45/x
  3. Step 3: Cross multiply
    37,199.09x = 55,792.47 × 12,239.45
  4. Step 4: Simplify right side
    37,199.09x = 682,869,146.94
  5. Step 5: Solve for x
    x = 682,869,146.94/37,199.09
  6. Step 6: Final answer
    x = 18,357.15

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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.