Home / 33,916.08-50,859.54-13,125

Finding the Fourth Proportional to 33,916.08, 50,859.54 and 13,125

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Solution

The fourth proportional to 33,916.08, 50,859.54 and 13,125 is: 19,681.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,916.08 : 50,859.54 = 13,125 : x
  2. Step 2: Convert to fraction form
    33,916.08/50,859.54 = 13,125/x
  3. Step 3: Cross multiply
    33,916.08x = 50,859.54 × 13,125
  4. Step 4: Simplify right side
    33,916.08x = 667,531,462.50
  5. Step 5: Solve for x
    x = 667,531,462.50/33,916.08
  6. Step 6: Final answer
    x = 19,681.86

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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.