Home / 44,685.69-67,028.49-11,405.76

Finding the Fourth Proportional to 44,685.69, 67,028.49 and 11,405.76

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Solution

The fourth proportional to 44,685.69, 67,028.49 and 11,405.76 is: 17,108.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,685.69 : 67,028.49 = 11,405.76 : x
  2. Step 2: Convert to fraction form
    44,685.69/67,028.49 = 11,405.76/x
  3. Step 3: Cross multiply
    44,685.69x = 67,028.49 × 11,405.76
  4. Step 4: Simplify right side
    44,685.69x = 764,510,618.75
  5. Step 5: Solve for x
    x = 764,510,618.75/44,685.69
  6. Step 6: Final answer
    x = 17,108.62

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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.