Home / 16,799.76-25,192.35-9,786.78

Finding the Fourth Proportional to 16,799.76, 25,192.35 and 9,786.78

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Solution

The fourth proportional to 16,799.76, 25,192.35 and 9,786.78 is: 14,675.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,799.76 : 25,192.35 = 9,786.78 : x
  2. Step 2: Convert to fraction form
    16,799.76/25,192.35 = 9,786.78/x
  3. Step 3: Cross multiply
    16,799.76x = 25,192.35 × 9,786.78
  4. Step 4: Simplify right side
    16,799.76x = 246,551,987.13
  5. Step 5: Solve for x
    x = 246,551,987.13/16,799.76
  6. Step 6: Final answer
    x = 14,675.92

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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.