Home / 39,225.25-58,863.80-18,450.37

Finding the Fourth Proportional to 39,225.25, 58,863.80 and 18,450.37

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Solution

The fourth proportional to 39,225.25, 58,863.80 and 18,450.37 is: 27,687.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,225.25 : 58,863.80 = 18,450.37 : x
  2. Step 2: Convert to fraction form
    39,225.25/58,863.80 = 18,450.37/x
  3. Step 3: Cross multiply
    39,225.25x = 58,863.80 × 18,450.37
  4. Step 4: Simplify right side
    39,225.25x = 1,086,058,889.61
  5. Step 5: Solve for x
    x = 1,086,058,889.61/39,225.25
  6. Step 6: Final answer
    x = 27,687.75

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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.