Home / 17,358.45-23,954.38-9,400.61

Finding the Fourth Proportional to 17,358.45, 23,954.38 and 9,400.61

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Solution

The fourth proportional to 17,358.45, 23,954.38 and 9,400.61 is: 12,972.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,358.45 : 23,954.38 = 9,400.61 : x
  2. Step 2: Convert to fraction form
    17,358.45/23,954.38 = 9,400.61/x
  3. Step 3: Cross multiply
    17,358.45x = 23,954.38 × 9,400.61
  4. Step 4: Simplify right side
    17,358.45x = 225,185,640.90
  5. Step 5: Solve for x
    x = 225,185,640.90/17,358.45
  6. Step 6: Final answer
    x = 12,972.68

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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.