Home / 18,882.60-28,336.22-7,195.92

Finding the Fourth Proportional to 18,882.60, 28,336.22 and 7,195.92

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Solution

The fourth proportional to 18,882.60, 28,336.22 and 7,195.92 is: 10,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,882.60 : 28,336.22 = 7,195.92 : x
  2. Step 2: Convert to fraction form
    18,882.60/28,336.22 = 7,195.92/x
  3. Step 3: Cross multiply
    18,882.60x = 28,336.22 × 7,195.92
  4. Step 4: Simplify right side
    18,882.60x = 203,905,172.22
  5. Step 5: Solve for x
    x = 203,905,172.22/18,882.60
  6. Step 6: Final answer
    x = 10,798.57

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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.