Home / 30,208.50-41,687.73-17,630.82

Finding the Fourth Proportional to 30,208.50, 41,687.73 and 17,630.82

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Solution

The fourth proportional to 30,208.50, 41,687.73 and 17,630.82 is: 24,330.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,208.50 : 41,687.73 = 17,630.82 : x
  2. Step 2: Convert to fraction form
    30,208.50/41,687.73 = 17,630.82/x
  3. Step 3: Cross multiply
    30,208.50x = 41,687.73 × 17,630.82
  4. Step 4: Simplify right side
    30,208.50x = 734,988,863.84
  5. Step 5: Solve for x
    x = 734,988,863.84/30,208.50
  6. Step 6: Final answer
    x = 24,330.53

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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.