Home / 13,202.76-19,813.82-10,636.68

Finding the Fourth Proportional to 13,202.76, 19,813.82 and 10,636.68

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Solution

The fourth proportional to 13,202.76, 19,813.82 and 10,636.68 is: 15,962.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,202.76 : 19,813.82 = 10,636.68 : x
  2. Step 2: Convert to fraction form
    13,202.76/19,813.82 = 10,636.68/x
  3. Step 3: Cross multiply
    13,202.76x = 19,813.82 × 10,636.68
  4. Step 4: Simplify right side
    13,202.76x = 210,753,262.92
  5. Step 5: Solve for x
    x = 210,753,262.92/13,202.76
  6. Step 6: Final answer
    x = 15,962.82

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1.5x scale

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.