Home / 17,656.07-26,480.99-5,175.79

Finding the Fourth Proportional to 17,656.07, 26,480.99 and 5,175.79

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Solution

The fourth proportional to 17,656.07, 26,480.99 and 5,175.79 is: 7,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,656.07 : 26,480.99 = 5,175.79 : x
  2. Step 2: Convert to fraction form
    17,656.07/26,480.99 = 5,175.79/x
  3. Step 3: Cross multiply
    17,656.07x = 26,480.99 × 5,175.79
  4. Step 4: Simplify right side
    17,656.07x = 137,059,989.97
  5. Step 5: Solve for x
    x = 137,059,989.97/17,656.07
  6. Step 6: Final answer
    x = 7,762.77

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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.