Home / 16,990.06-25,474.99-6,460.85

Finding the Fourth Proportional to 16,990.06, 25,474.99 and 6,460.85

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Solution

The fourth proportional to 16,990.06, 25,474.99 and 6,460.85 is: 9,687.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990.06 : 25,474.99 = 6,460.85 : x
  2. Step 2: Convert to fraction form
    16,990.06/25,474.99 = 6,460.85/x
  3. Step 3: Cross multiply
    16,990.06x = 25,474.99 × 6,460.85
  4. Step 4: Simplify right side
    16,990.06x = 164,590,089.14
  5. Step 5: Solve for x
    x = 164,590,089.14/16,990.06
  6. Step 6: Final answer
    x = 9,687.43

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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.