Home / 17,916.09-26,878.59-6,229.41

Finding the Fourth Proportional to 17,916.09, 26,878.59 and 6,229.41

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Solution

The fourth proportional to 17,916.09, 26,878.59 and 6,229.41 is: 9,345.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,916.09 : 26,878.59 = 6,229.41 : x
  2. Step 2: Convert to fraction form
    17,916.09/26,878.59 = 6,229.41/x
  3. Step 3: Cross multiply
    17,916.09x = 26,878.59 × 6,229.41
  4. Step 4: Simplify right side
    17,916.09x = 167,437,757.33
  5. Step 5: Solve for x
    x = 167,437,757.33/17,916.09
  6. Step 6: Final answer
    x = 9,345.66

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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.