Home / 16,042.68-22,136.04-8,969.16

Finding the Fourth Proportional to 16,042.68, 22,136.04 and 8,969.16

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Solution

The fourth proportional to 16,042.68, 22,136.04 and 8,969.16 is: 12,375.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,042.68 : 22,136.04 = 8,969.16 : x
  2. Step 2: Convert to fraction form
    16,042.68/22,136.04 = 8,969.16/x
  3. Step 3: Cross multiply
    16,042.68x = 22,136.04 × 8,969.16
  4. Step 4: Simplify right side
    16,042.68x = 198,541,684.53
  5. Step 5: Solve for x
    x = 198,541,684.53/16,042.68
  6. Step 6: Final answer
    x = 12,375.84

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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.