Home / 23,209.99-34,815.66-5,679.81

Finding the Fourth Proportional to 23,209.99, 34,815.66 and 5,679.81

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Solution

The fourth proportional to 23,209.99, 34,815.66 and 5,679.81 is: 8,519.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,209.99 : 34,815.66 = 5,679.81 : x
  2. Step 2: Convert to fraction form
    23,209.99/34,815.66 = 5,679.81/x
  3. Step 3: Cross multiply
    23,209.99x = 34,815.66 × 5,679.81
  4. Step 4: Simplify right side
    23,209.99x = 197,746,333.82
  5. Step 5: Solve for x
    x = 197,746,333.82/23,209.99
  6. Step 6: Final answer
    x = 8,519.88

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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.