Home / 13,281.54-19,934.60-6,712.34

Finding the Fourth Proportional to 13,281.54, 19,934.60 and 6,712.34

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Solution

The fourth proportional to 13,281.54, 19,934.60 and 6,712.34 is: 10,074.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,281.54 : 19,934.60 = 6,712.34 : x
  2. Step 2: Convert to fraction form
    13,281.54/19,934.60 = 6,712.34/x
  3. Step 3: Cross multiply
    13,281.54x = 19,934.60 × 6,712.34
  4. Step 4: Simplify right side
    13,281.54x = 133,807,679.73
  5. Step 5: Solve for x
    x = 133,807,679.73/13,281.54
  6. Step 6: Final answer
    x = 10,074.71

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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.