Home / 16,101.18-22,217.49-8,930.99

Finding the Fourth Proportional to 16,101.18, 22,217.49 and 8,930.99

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Solution

The fourth proportional to 16,101.18, 22,217.49 and 8,930.99 is: 12,323.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,101.18 : 22,217.49 = 8,930.99 : x
  2. Step 2: Convert to fraction form
    16,101.18/22,217.49 = 8,930.99/x
  3. Step 3: Cross multiply
    16,101.18x = 22,217.49 × 8,930.99
  4. Step 4: Simplify right side
    16,101.18x = 198,424,236.56
  5. Step 5: Solve for x
    x = 198,424,236.56/16,101.18
  6. Step 6: Final answer
    x = 12,323.58

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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.