Home / 38,518.54-57,777.00-17,742.04

Finding the Fourth Proportional to 38,518.54, 57,777.00 and 17,742.04

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Solution

The fourth proportional to 38,518.54, 57,777.00 and 17,742.04 is: 26,612.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,518.54 : 57,777.00 = 17,742.04 : x
  2. Step 2: Convert to fraction form
    38,518.54/57,777.00 = 17,742.04/x
  3. Step 3: Cross multiply
    38,518.54x = 57,777.00 × 17,742.04
  4. Step 4: Simplify right side
    38,518.54x = 1,025,081,634.10
  5. Step 5: Solve for x
    x = 1,025,081,634.10/38,518.54
  6. Step 6: Final answer
    x = 26,612.68

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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.