Home / 20,124.44-30,173.80-6,977.73

Finding the Fourth Proportional to 20,124.44, 30,173.80 and 6,977.73

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Solution

The fourth proportional to 20,124.44, 30,173.80 and 6,977.73 is: 10,462.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,124.44 : 30,173.80 = 6,977.73 : x
  2. Step 2: Convert to fraction form
    20,124.44/30,173.80 = 6,977.73/x
  3. Step 3: Cross multiply
    20,124.44x = 30,173.80 × 6,977.73
  4. Step 4: Simplify right side
    20,124.44x = 210,544,629.47
  5. Step 5: Solve for x
    x = 210,544,629.47/20,124.44
  6. Step 6: Final answer
    x = 10,462.14

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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.