Home / 16,922.77-25,377.14-6,390.99

Finding the Fourth Proportional to 16,922.77, 25,377.14 and 6,390.99

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Solution

The fourth proportional to 16,922.77, 25,377.14 and 6,390.99 is: 9,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,922.77 : 25,377.14 = 6,390.99 : x
  2. Step 2: Convert to fraction form
    16,922.77/25,377.14 = 6,390.99/x
  3. Step 3: Cross multiply
    16,922.77x = 25,377.14 × 6,390.99
  4. Step 4: Simplify right side
    16,922.77x = 162,185,063.95
  5. Step 5: Solve for x
    x = 162,185,063.95/16,922.77
  6. Step 6: Final answer
    x = 9,583.84

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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.