Home / 19,122.24-28,673.52-8,583.22

Finding the Fourth Proportional to 19,122.24, 28,673.52 and 8,583.22

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Solution

The fourth proportional to 19,122.24, 28,673.52 and 8,583.22 is: 12,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,122.24 : 28,673.52 = 8,583.22 : x
  2. Step 2: Convert to fraction form
    19,122.24/28,673.52 = 8,583.22/x
  3. Step 3: Cross multiply
    19,122.24x = 28,673.52 × 8,583.22
  4. Step 4: Simplify right side
    19,122.24x = 246,111,130.33
  5. Step 5: Solve for x
    x = 246,111,130.33/19,122.24
  6. Step 6: Final answer
    x = 12,870.41

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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.