Home / 16,984.41-25,468.43-7,121.04

Finding the Fourth Proportional to 16,984.41, 25,468.43 and 7,121.04

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Solution

The fourth proportional to 16,984.41, 25,468.43 and 7,121.04 is: 10,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,984.41 : 25,468.43 = 7,121.04 : x
  2. Step 2: Convert to fraction form
    16,984.41/25,468.43 = 7,121.04/x
  3. Step 3: Cross multiply
    16,984.41x = 25,468.43 × 7,121.04
  4. Step 4: Simplify right side
    16,984.41x = 181,361,673.16
  5. Step 5: Solve for x
    x = 181,361,673.16/16,984.41
  6. Step 6: Final answer
    x = 10,678.13

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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.