Home / 17,964.55-26,948.78-6,880.64

Finding the Fourth Proportional to 17,964.55, 26,948.78 and 6,880.64

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Solution

The fourth proportional to 17,964.55, 26,948.78 and 6,880.64 is: 10,321.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,964.55 : 26,948.78 = 6,880.64 : x
  2. Step 2: Convert to fraction form
    17,964.55/26,948.78 = 6,880.64/x
  3. Step 3: Cross multiply
    17,964.55x = 26,948.78 × 6,880.64
  4. Step 4: Simplify right side
    17,964.55x = 185,424,938.19
  5. Step 5: Solve for x
    x = 185,424,938.19/17,964.55
  6. Step 6: Final answer
    x = 10,321.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.