Home / 19,233.33-28,828.13-8,133.09

Finding the Fourth Proportional to 19,233.33, 28,828.13 and 8,133.09

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Solution

The fourth proportional to 19,233.33, 28,828.13 and 8,133.09 is: 12,190.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,233.33 : 28,828.13 = 8,133.09 : x
  2. Step 2: Convert to fraction form
    19,233.33/28,828.13 = 8,133.09/x
  3. Step 3: Cross multiply
    19,233.33x = 28,828.13 × 8,133.09
  4. Step 4: Simplify right side
    19,233.33x = 234,461,735.16
  5. Step 5: Solve for x
    x = 234,461,735.16/19,233.33
  6. Step 6: Final answer
    x = 12,190.39

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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.