Home / 16,787.88-25,185.96-5,100.48

Finding the Fourth Proportional to 16,787.88, 25,185.96 and 5,100.48

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Solution

The fourth proportional to 16,787.88, 25,185.96 and 5,100.48 is: 7,651.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.88 : 25,185.96 = 5,100.48 : x
  2. Step 2: Convert to fraction form
    16,787.88/25,185.96 = 5,100.48/x
  3. Step 3: Cross multiply
    16,787.88x = 25,185.96 × 5,100.48
  4. Step 4: Simplify right side
    16,787.88x = 128,460,485.26
  5. Step 5: Solve for x
    x = 128,460,485.26/16,787.88
  6. Step 6: Final answer
    x = 7,651.98

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1.5x scale

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.