Home / 35,289.72-52,934.82-11,916.36

Finding the Fourth Proportional to 35,289.72, 52,934.82 and 11,916.36

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Solution

The fourth proportional to 35,289.72, 52,934.82 and 11,916.36 is: 17,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,289.72 : 52,934.82 = 11,916.36 : x
  2. Step 2: Convert to fraction form
    35,289.72/52,934.82 = 11,916.36/x
  3. Step 3: Cross multiply
    35,289.72x = 52,934.82 × 11,916.36
  4. Step 4: Simplify right side
    35,289.72x = 630,790,371.66
  5. Step 5: Solve for x
    x = 630,790,371.66/35,289.72
  6. Step 6: Final answer
    x = 17,874.62

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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.