Home / 20,596.95-30,883.71-8,110.22

Finding the Fourth Proportional to 20,596.95, 30,883.71 and 8,110.22

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Solution

The fourth proportional to 20,596.95, 30,883.71 and 8,110.22 is: 12,160.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,596.95 : 30,883.71 = 8,110.22 : x
  2. Step 2: Convert to fraction form
    20,596.95/30,883.71 = 8,110.22/x
  3. Step 3: Cross multiply
    20,596.95x = 30,883.71 × 8,110.22
  4. Step 4: Simplify right side
    20,596.95x = 250,473,528.10
  5. Step 5: Solve for x
    x = 250,473,528.10/20,596.95
  6. Step 6: Final answer
    x = 12,160.71

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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.