Home / 39,049.56-58,578.28-10,969.68

Finding the Fourth Proportional to 39,049.56, 58,578.28 and 10,969.68

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Solution

The fourth proportional to 39,049.56, 58,578.28 and 10,969.68 is: 16,455.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,049.56 : 58,578.28 = 10,969.68 : x
  2. Step 2: Convert to fraction form
    39,049.56/58,578.28 = 10,969.68/x
  3. Step 3: Cross multiply
    39,049.56x = 58,578.28 × 10,969.68
  4. Step 4: Simplify right side
    39,049.56x = 642,584,986.55
  5. Step 5: Solve for x
    x = 642,584,986.55/39,049.56
  6. Step 6: Final answer
    x = 16,455.63

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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.