Home / 13,057.53-19,594.55-6,828.72

Finding the Fourth Proportional to 13,057.53, 19,594.55 and 6,828.72

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Solution

The fourth proportional to 13,057.53, 19,594.55 and 6,828.72 is: 10,247.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057.53 : 19,594.55 = 6,828.72 : x
  2. Step 2: Convert to fraction form
    13,057.53/19,594.55 = 6,828.72/x
  3. Step 3: Cross multiply
    13,057.53x = 19,594.55 × 6,828.72
  4. Step 4: Simplify right side
    13,057.53x = 133,805,661.33
  5. Step 5: Solve for x
    x = 133,805,661.33/13,057.53
  6. Step 6: Final answer
    x = 10,247.39

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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.