Home / 12,694.99-19,043.75-4,373.92

Finding the Fourth Proportional to 12,694.99, 19,043.75 and 4,373.92

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Solution

The fourth proportional to 12,694.99, 19,043.75 and 4,373.92 is: 6,561.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,694.99 : 19,043.75 = 4,373.92 : x
  2. Step 2: Convert to fraction form
    12,694.99/19,043.75 = 4,373.92/x
  3. Step 3: Cross multiply
    12,694.99x = 19,043.75 × 4,373.92
  4. Step 4: Simplify right side
    12,694.99x = 83,295,754.72
  5. Step 5: Solve for x
    x = 83,295,754.72/12,694.99
  6. Step 6: Final answer
    x = 6,561.31

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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.