Home / 38,534.20-57,762.90-17,721.40

Finding the Fourth Proportional to 38,534.20, 57,762.90 and 17,721.40

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Solution

The fourth proportional to 38,534.20, 57,762.90 and 17,721.40 is: 26,564.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,534.20 : 57,762.90 = 17,721.40 : x
  2. Step 2: Convert to fraction form
    38,534.20/57,762.90 = 17,721.40/x
  3. Step 3: Cross multiply
    38,534.20x = 57,762.90 × 17,721.40
  4. Step 4: Simplify right side
    38,534.20x = 1,023,639,456.06
  5. Step 5: Solve for x
    x = 1,023,639,456.06/38,534.20
  6. Step 6: Final answer
    x = 26,564.44

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