Home / 31,373.02-47,065.66-9,186.76

Finding the Fourth Proportional to 31,373.02, 47,065.66 and 9,186.76

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Solution

The fourth proportional to 31,373.02, 47,065.66 and 9,186.76 is: 13,781.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,373.02 : 47,065.66 = 9,186.76 : x
  2. Step 2: Convert to fraction form
    31,373.02/47,065.66 = 9,186.76/x
  3. Step 3: Cross multiply
    31,373.02x = 47,065.66 × 9,186.76
  4. Step 4: Simplify right side
    31,373.02x = 432,380,922.66
  5. Step 5: Solve for x
    x = 432,380,922.66/31,373.02
  6. Step 6: Final answer
    x = 13,781.94

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