Home / 31,219.20-46,829.82-11,493.14

Finding the Fourth Proportional to 31,219.20, 46,829.82 and 11,493.14

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Solution

The fourth proportional to 31,219.20, 46,829.82 and 11,493.14 is: 17,240.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,219.20 : 46,829.82 = 11,493.14 : x
  2. Step 2: Convert to fraction form
    31,219.20/46,829.82 = 11,493.14/x
  3. Step 3: Cross multiply
    31,219.20x = 46,829.82 × 11,493.14
  4. Step 4: Simplify right side
    31,219.20x = 538,221,717.48
  5. Step 5: Solve for x
    x = 538,221,717.48/31,219.20
  6. Step 6: Final answer
    x = 17,240.09

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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.