Home / 16,130.84-24,185.19-8,218.04

Finding the Fourth Proportional to 16,130.84, 24,185.19 and 8,218.04

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Solution

The fourth proportional to 16,130.84, 24,185.19 and 8,218.04 is: 12,321.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,130.84 : 24,185.19 = 8,218.04 : x
  2. Step 2: Convert to fraction form
    16,130.84/24,185.19 = 8,218.04/x
  3. Step 3: Cross multiply
    16,130.84x = 24,185.19 × 8,218.04
  4. Step 4: Simplify right side
    16,130.84x = 198,754,737.90
  5. Step 5: Solve for x
    x = 198,754,737.90/16,130.84
  6. Step 6: Final answer
    x = 12,321.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.