Home / 38,796.24-58,203-21,257.04

Finding the Fourth Proportional to 38,796.24, 58,203 and 21,257.04

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Solution

The fourth proportional to 38,796.24, 58,203 and 21,257.04 is: 31,890.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,796.24 : 58,203 = 21,257.04 : x
  2. Step 2: Convert to fraction form
    38,796.24/58,203 = 21,257.04/x
  3. Step 3: Cross multiply
    38,796.24x = 58,203 × 21,257.04
  4. Step 4: Simplify right side
    38,796.24x = 1,237,223,499.12
  5. Step 5: Solve for x
    x = 1,237,223,499.12/38,796.24
  6. Step 6: Final answer
    x = 31,890.29

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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.