Home / 26,909.88-37,135.63-15,731.88

Finding the Fourth Proportional to 26,909.88, 37,135.63 and 15,731.88

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Solution

The fourth proportional to 26,909.88, 37,135.63 and 15,731.88 is: 21,709.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.88 : 37,135.63 = 15,731.88 : x
  2. Step 2: Convert to fraction form
    26,909.88/37,135.63 = 15,731.88/x
  3. Step 3: Cross multiply
    26,909.88x = 37,135.63 × 15,731.88
  4. Step 4: Simplify right side
    26,909.88x = 584,213,089.21
  5. Step 5: Solve for x
    x = 584,213,089.21/26,909.88
  6. Step 6: Final answer
    x = 21,709.99

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