Home / 16,902.76-25,350.36-5,213.92

Finding the Fourth Proportional to 16,902.76, 25,350.36 and 5,213.92

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Solution

The fourth proportional to 16,902.76, 25,350.36 and 5,213.92 is: 7,819.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,902.76 : 25,350.36 = 5,213.92 : x
  2. Step 2: Convert to fraction form
    16,902.76/25,350.36 = 5,213.92/x
  3. Step 3: Cross multiply
    16,902.76x = 25,350.36 × 5,213.92
  4. Step 4: Simplify right side
    16,902.76x = 132,174,749.01
  5. Step 5: Solve for x
    x = 132,174,749.01/16,902.76
  6. Step 6: Final answer
    x = 7,819.71

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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.