Home / 55,896.25-83,842.44-15,915.49

Finding the Fourth Proportional to 55,896.25, 83,842.44 and 15,915.49

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Solution

The fourth proportional to 55,896.25, 83,842.44 and 15,915.49 is: 23,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,896.25 : 83,842.44 = 15,915.49 : x
  2. Step 2: Convert to fraction form
    55,896.25/83,842.44 = 15,915.49/x
  3. Step 3: Cross multiply
    55,896.25x = 83,842.44 × 15,915.49
  4. Step 4: Simplify right side
    55,896.25x = 1,334,393,335.63
  5. Step 5: Solve for x
    x = 1,334,393,335.63/55,896.25
  6. Step 6: Final answer
    x = 23,872.68

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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.