Home / 21,788.48-32,686.56-10,114.88

Finding the Fourth Proportional to 21,788.48, 32,686.56 and 10,114.88

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Solution

The fourth proportional to 21,788.48, 32,686.56 and 10,114.88 is: 15,174.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,788.48 : 32,686.56 = 10,114.88 : x
  2. Step 2: Convert to fraction form
    21,788.48/32,686.56 = 10,114.88/x
  3. Step 3: Cross multiply
    21,788.48x = 32,686.56 × 10,114.88
  4. Step 4: Simplify right side
    21,788.48x = 330,620,632.01
  5. Step 5: Solve for x
    x = 330,620,632.01/21,788.48
  6. Step 6: Final answer
    x = 15,174.10

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