Home / 40,756.62-61,130.84-11,177.43

Finding the Fourth Proportional to 40,756.62, 61,130.84 and 11,177.43

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Solution

The fourth proportional to 40,756.62, 61,130.84 and 11,177.43 is: 16,765.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,756.62 : 61,130.84 = 11,177.43 : x
  2. Step 2: Convert to fraction form
    40,756.62/61,130.84 = 11,177.43/x
  3. Step 3: Cross multiply
    40,756.62x = 61,130.84 × 11,177.43
  4. Step 4: Simplify right side
    40,756.62x = 683,285,629.05
  5. Step 5: Solve for x
    x = 683,285,629.05/40,756.62
  6. Step 6: Final answer
    x = 16,765.02

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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.