Home / 14,296.25-19,728.93-7,922.95

Finding the Fourth Proportional to 14,296.25, 19,728.93 and 7,922.95

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Solution

The fourth proportional to 14,296.25, 19,728.93 and 7,922.95 is: 10,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,296.25 : 19,728.93 = 7,922.95 : x
  2. Step 2: Convert to fraction form
    14,296.25/19,728.93 = 7,922.95/x
  3. Step 3: Cross multiply
    14,296.25x = 19,728.93 × 7,922.95
  4. Step 4: Simplify right side
    14,296.25x = 156,311,306.33
  5. Step 5: Solve for x
    x = 156,311,306.33/14,296.25
  6. Step 6: Final answer
    x = 10,933.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.