Home / 16,926.80-25,394.58-9,912.74

Finding the Fourth Proportional to 16,926.80, 25,394.58 and 9,912.74

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Solution

The fourth proportional to 16,926.80, 25,394.58 and 9,912.74 is: 14,871.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,926.80 : 25,394.58 = 9,912.74 : x
  2. Step 2: Convert to fraction form
    16,926.80/25,394.58 = 9,912.74/x
  3. Step 3: Cross multiply
    16,926.80x = 25,394.58 × 9,912.74
  4. Step 4: Simplify right side
    16,926.80x = 251,729,868.95
  5. Step 5: Solve for x
    x = 251,729,868.95/16,926.80
  6. Step 6: Final answer
    x = 14,871.68

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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.