Home / 30,883.38-46,323.99-13,102.62

Finding the Fourth Proportional to 30,883.38, 46,323.99 and 13,102.62

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Solution

The fourth proportional to 30,883.38, 46,323.99 and 13,102.62 is: 19,653.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,883.38 : 46,323.99 = 13,102.62 : x
  2. Step 2: Convert to fraction form
    30,883.38/46,323.99 = 13,102.62/x
  3. Step 3: Cross multiply
    30,883.38x = 46,323.99 × 13,102.62
  4. Step 4: Simplify right side
    30,883.38x = 606,965,637.85
  5. Step 5: Solve for x
    x = 606,965,637.85/30,883.38
  6. Step 6: Final answer
    x = 19,653.47

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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.