Home / 13,082.27-19,628.64-4,762.86

Finding the Fourth Proportional to 13,082.27, 19,628.64 and 4,762.86

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Solution

The fourth proportional to 13,082.27, 19,628.64 and 4,762.86 is: 7,146.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,082.27 : 19,628.64 = 4,762.86 : x
  2. Step 2: Convert to fraction form
    13,082.27/19,628.64 = 4,762.86/x
  3. Step 3: Cross multiply
    13,082.27x = 19,628.64 × 4,762.86
  4. Step 4: Simplify right side
    13,082.27x = 93,488,390.70
  5. Step 5: Solve for x
    x = 93,488,390.70/13,082.27
  6. Step 6: Final answer
    x = 7,146.19

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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.