Home / 13,193.26-19,784.56-4,757.36

Finding the Fourth Proportional to 13,193.26, 19,784.56 and 4,757.36

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Solution

The fourth proportional to 13,193.26, 19,784.56 and 4,757.36 is: 7,134.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,193.26 : 19,784.56 = 4,757.36 : x
  2. Step 2: Convert to fraction form
    13,193.26/19,784.56 = 4,757.36/x
  3. Step 3: Cross multiply
    13,193.26x = 19,784.56 × 4,757.36
  4. Step 4: Simplify right side
    13,193.26x = 94,122,274.36
  5. Step 5: Solve for x
    x = 94,122,274.36/13,193.26
  6. Step 6: Final answer
    x = 7,134.12

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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.