Home / 13,022.69-19,544.51-6,784.56

Finding the Fourth Proportional to 13,022.69, 19,544.51 and 6,784.56

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Solution

The fourth proportional to 13,022.69, 19,544.51 and 6,784.56 is: 10,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.69 : 19,544.51 = 6,784.56 : x
  2. Step 2: Convert to fraction form
    13,022.69/19,544.51 = 6,784.56/x
  3. Step 3: Cross multiply
    13,022.69x = 19,544.51 × 6,784.56
  4. Step 4: Simplify right side
    13,022.69x = 132,600,915.70
  5. Step 5: Solve for x
    x = 132,600,915.70/13,022.69
  6. Step 6: Final answer
    x = 10,182.30

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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.