Home / 34,678.89-52,028.06-13,916.97

Finding the Fourth Proportional to 34,678.89, 52,028.06 and 13,916.97

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Solution

The fourth proportional to 34,678.89, 52,028.06 and 13,916.97 is: 20,879.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,678.89 : 52,028.06 = 13,916.97 : x
  2. Step 2: Convert to fraction form
    34,678.89/52,028.06 = 13,916.97/x
  3. Step 3: Cross multiply
    34,678.89x = 52,028.06 × 13,916.97
  4. Step 4: Simplify right side
    34,678.89x = 724,072,880.59
  5. Step 5: Solve for x
    x = 724,072,880.59/34,678.89
  6. Step 6: Final answer
    x = 20,879.36

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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.