Home / 19,072.40-28,611.81-5,922.18

Finding the Fourth Proportional to 19,072.40, 28,611.81 and 5,922.18

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Solution

The fourth proportional to 19,072.40, 28,611.81 and 5,922.18 is: 8,884.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,072.40 : 28,611.81 = 5,922.18 : x
  2. Step 2: Convert to fraction form
    19,072.40/28,611.81 = 5,922.18/x
  3. Step 3: Cross multiply
    19,072.40x = 28,611.81 × 5,922.18
  4. Step 4: Simplify right side
    19,072.40x = 169,444,288.95
  5. Step 5: Solve for x
    x = 169,444,288.95/19,072.40
  6. Step 6: Final answer
    x = 8,884.27

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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.