Home / 16,791.36-25,185.42-5,104.68

Finding the Fourth Proportional to 16,791.36, 25,185.42 and 5,104.68

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Solution

The fourth proportional to 16,791.36, 25,185.42 and 5,104.68 is: 7,656.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,791.36 : 25,185.42 = 5,104.68 : x
  2. Step 2: Convert to fraction form
    16,791.36/25,185.42 = 5,104.68/x
  3. Step 3: Cross multiply
    16,791.36x = 25,185.42 × 5,104.68
  4. Step 4: Simplify right side
    16,791.36x = 128,563,509.77
  5. Step 5: Solve for x
    x = 128,563,509.77/16,791.36
  6. Step 6: Final answer
    x = 7,656.53

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1.5x scale

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.