Home / 10,255.25-15,384.36-3,232.89

Finding the Fourth Proportional to 10,255.25, 15,384.36 and 3,232.89

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Solution

The fourth proportional to 10,255.25, 15,384.36 and 3,232.89 is: 4,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.25 : 15,384.36 = 3,232.89 : x
  2. Step 2: Convert to fraction form
    10,255.25/15,384.36 = 3,232.89/x
  3. Step 3: Cross multiply
    10,255.25x = 15,384.36 × 3,232.89
  4. Step 4: Simplify right side
    10,255.25x = 49,735,943.60
  5. Step 5: Solve for x
    x = 49,735,943.60/10,255.25
  6. Step 6: Final answer
    x = 4,849.80

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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.