Home / 13,562.99-20,338.10-5,246.92

Finding the Fourth Proportional to 13,562.99, 20,338.10 and 5,246.92

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Solution

The fourth proportional to 13,562.99, 20,338.10 and 5,246.92 is: 7,867.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562.99 : 20,338.10 = 5,246.92 : x
  2. Step 2: Convert to fraction form
    13,562.99/20,338.10 = 5,246.92/x
  3. Step 3: Cross multiply
    13,562.99x = 20,338.10 × 5,246.92
  4. Step 4: Simplify right side
    13,562.99x = 106,712,255.73
  5. Step 5: Solve for x
    x = 106,712,255.73/13,562.99
  6. Step 6: Final answer
    x = 7,867.90

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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.