Home / 13,294.41-19,946.28-8,869.79

Finding the Fourth Proportional to 13,294.41, 19,946.28 and 8,869.79

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Solution

The fourth proportional to 13,294.41, 19,946.28 and 8,869.79 is: 13,307.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.41 : 19,946.28 = 8,869.79 : x
  2. Step 2: Convert to fraction form
    13,294.41/19,946.28 = 8,869.79/x
  3. Step 3: Cross multiply
    13,294.41x = 19,946.28 × 8,869.79
  4. Step 4: Simplify right side
    13,294.41x = 176,919,215.15
  5. Step 5: Solve for x
    x = 176,919,215.15/13,294.41
  6. Step 6: Final answer
    x = 13,307.79

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