Home / 30,013.37-41,416.33-16,584.49

Finding the Fourth Proportional to 30,013.37, 41,416.33 and 16,584.49

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Solution

The fourth proportional to 30,013.37, 41,416.33 and 16,584.49 is: 22,885.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,013.37 : 41,416.33 = 16,584.49 : x
  2. Step 2: Convert to fraction form
    30,013.37/41,416.33 = 16,584.49/x
  3. Step 3: Cross multiply
    30,013.37x = 41,416.33 × 16,584.49
  4. Step 4: Simplify right side
    30,013.37x = 686,868,710.72
  5. Step 5: Solve for x
    x = 686,868,710.72/30,013.37
  6. Step 6: Final answer
    x = 22,885.42

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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.