Home / 16,777.68-25,166.60-5,091

Finding the Fourth Proportional to 16,777.68, 25,166.60 and 5,091

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Solution

The fourth proportional to 16,777.68, 25,166.60 and 5,091 is: 7,636.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,777.68 : 25,166.60 = 5,091 : x
  2. Step 2: Convert to fraction form
    16,777.68/25,166.60 = 5,091/x
  3. Step 3: Cross multiply
    16,777.68x = 25,166.60 × 5,091
  4. Step 4: Simplify right side
    16,777.68x = 128,123,160.60
  5. Step 5: Solve for x
    x = 128,123,160.60/16,777.68
  6. Step 6: Final answer
    x = 7,636.52

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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.