Home / 30,021.50-41,431.82-16,592.47

Finding the Fourth Proportional to 30,021.50, 41,431.82 and 16,592.47

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Solution

The fourth proportional to 30,021.50, 41,431.82 and 16,592.47 is: 22,898.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,021.50 : 41,431.82 = 16,592.47 : x
  2. Step 2: Convert to fraction form
    30,021.50/41,431.82 = 16,592.47/x
  3. Step 3: Cross multiply
    30,021.50x = 41,431.82 × 16,592.47
  4. Step 4: Simplify right side
    30,021.50x = 687,456,214.87
  5. Step 5: Solve for x
    x = 687,456,214.87/30,021.50
  6. Step 6: Final answer
    x = 22,898.79

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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.