Home / 31,836.20-47,681.57-15,207.99

Finding the Fourth Proportional to 31,836.20, 47,681.57 and 15,207.99

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Solution

The fourth proportional to 31,836.20, 47,681.57 and 15,207.99 is: 22,777.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,836.20 : 47,681.57 = 15,207.99 : x
  2. Step 2: Convert to fraction form
    31,836.20/47,681.57 = 15,207.99/x
  3. Step 3: Cross multiply
    31,836.20x = 47,681.57 × 15,207.99
  4. Step 4: Simplify right side
    31,836.20x = 725,140,763.70
  5. Step 5: Solve for x
    x = 725,140,763.70/31,836.20
  6. Step 6: Final answer
    x = 22,777.24

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