Home / 30,624.62-42,251.42-17,194.01

Finding the Fourth Proportional to 30,624.62, 42,251.42 and 17,194.01

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Solution

The fourth proportional to 30,624.62, 42,251.42 and 17,194.01 is: 23,721.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624.62 : 42,251.42 = 17,194.01 : x
  2. Step 2: Convert to fraction form
    30,624.62/42,251.42 = 17,194.01/x
  3. Step 3: Cross multiply
    30,624.62x = 42,251.42 × 17,194.01
  4. Step 4: Simplify right side
    30,624.62x = 726,471,169.72
  5. Step 5: Solve for x
    x = 726,471,169.72/30,624.62
  6. Step 6: Final answer
    x = 23,721.81

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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.