Home / 30,429.91-41,993.40-17,001.73

Finding the Fourth Proportional to 30,429.91, 41,993.40 and 17,001.73

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Solution

The fourth proportional to 30,429.91, 41,993.40 and 17,001.73 is: 23,462.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429.91 : 41,993.40 = 17,001.73 : x
  2. Step 2: Convert to fraction form
    30,429.91/41,993.40 = 17,001.73/x
  3. Step 3: Cross multiply
    30,429.91x = 41,993.40 × 17,001.73
  4. Step 4: Simplify right side
    30,429.91x = 713,960,448.58
  5. Step 5: Solve for x
    x = 713,960,448.58/30,429.91
  6. Step 6: Final answer
    x = 23,462.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.