Home / 28,935.26-43,391.87-10,211.81

Finding the Fourth Proportional to 28,935.26, 43,391.87 and 10,211.81

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Solution

The fourth proportional to 28,935.26, 43,391.87 and 10,211.81 is: 15,313.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,935.26 : 43,391.87 = 10,211.81 : x
  2. Step 2: Convert to fraction form
    28,935.26/43,391.87 = 10,211.81/x
  3. Step 3: Cross multiply
    28,935.26x = 43,391.87 × 10,211.81
  4. Step 4: Simplify right side
    28,935.26x = 443,109,302.26
  5. Step 5: Solve for x
    x = 443,109,302.26/28,935.26
  6. Step 6: Final answer
    x = 15,313.82

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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.