Home / 16,782.16-25,177.51-4,936.35

Finding the Fourth Proportional to 16,782.16, 25,177.51 and 4,936.35

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Solution

The fourth proportional to 16,782.16, 25,177.51 and 4,936.35 is: 7,405.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.16 : 25,177.51 = 4,936.35 : x
  2. Step 2: Convert to fraction form
    16,782.16/25,177.51 = 4,936.35/x
  3. Step 3: Cross multiply
    16,782.16x = 25,177.51 × 4,936.35
  4. Step 4: Simplify right side
    16,782.16x = 124,285,001.49
  5. Step 5: Solve for x
    x = 124,285,001.49/16,782.16
  6. Step 6: Final answer
    x = 7,405.78

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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.