Home / 22,784.42-34,176.88-7,993.70

Finding the Fourth Proportional to 22,784.42, 34,176.88 and 7,993.70

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Solution

The fourth proportional to 22,784.42, 34,176.88 and 7,993.70 is: 11,990.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,784.42 : 34,176.88 = 7,993.70 : x
  2. Step 2: Convert to fraction form
    22,784.42/34,176.88 = 7,993.70/x
  3. Step 3: Cross multiply
    22,784.42x = 34,176.88 × 7,993.70
  4. Step 4: Simplify right side
    22,784.42x = 273,199,725.66
  5. Step 5: Solve for x
    x = 273,199,725.66/22,784.42
  6. Step 6: Final answer
    x = 11,990.64

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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.