Home / 17,811.29-26,716.64-6,124.21

Finding the Fourth Proportional to 17,811.29, 26,716.64 and 6,124.21

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Solution

The fourth proportional to 17,811.29, 26,716.64 and 6,124.21 is: 9,186.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,811.29 : 26,716.64 = 6,124.21 : x
  2. Step 2: Convert to fraction form
    17,811.29/26,716.64 = 6,124.21/x
  3. Step 3: Cross multiply
    17,811.29x = 26,716.64 × 6,124.21
  4. Step 4: Simplify right side
    17,811.29x = 163,618,216.44
  5. Step 5: Solve for x
    x = 163,618,216.44/17,811.29
  6. Step 6: Final answer
    x = 9,186.21

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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.