Home / 31,134.74-42,972.76-19,039.46

Finding the Fourth Proportional to 31,134.74, 42,972.76 and 19,039.46

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Solution

The fourth proportional to 31,134.74, 42,972.76 and 19,039.46 is: 26,278.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,134.74 : 42,972.76 = 19,039.46 : x
  2. Step 2: Convert to fraction form
    31,134.74/42,972.76 = 19,039.46/x
  3. Step 3: Cross multiply
    31,134.74x = 42,972.76 × 19,039.46
  4. Step 4: Simplify right side
    31,134.74x = 818,178,145.11
  5. Step 5: Solve for x
    x = 818,178,145.11/31,134.74
  6. Step 6: Final answer
    x = 26,278.62

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