Home / 38,193.19-57,291.33-18,192.40

Finding the Fourth Proportional to 38,193.19, 57,291.33 and 18,192.40

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Solution

The fourth proportional to 38,193.19, 57,291.33 and 18,192.40 is: 27,289.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,193.19 : 57,291.33 = 18,192.40 : x
  2. Step 2: Convert to fraction form
    38,193.19/57,291.33 = 18,192.40/x
  3. Step 3: Cross multiply
    38,193.19x = 57,291.33 × 18,192.40
  4. Step 4: Simplify right side
    38,193.19x = 1,042,266,716.89
  5. Step 5: Solve for x
    x = 1,042,266,716.89/38,193.19
  6. Step 6: Final answer
    x = 27,289.34

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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.