Home / 30,246.05-41,737.16-16,816.49

Finding the Fourth Proportional to 30,246.05, 41,737.16 and 16,816.49

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Solution

The fourth proportional to 30,246.05, 41,737.16 and 16,816.49 is: 23,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,246.05 : 41,737.16 = 16,816.49 : x
  2. Step 2: Convert to fraction form
    30,246.05/41,737.16 = 16,816.49/x
  3. Step 3: Cross multiply
    30,246.05x = 41,737.16 × 16,816.49
  4. Step 4: Simplify right side
    30,246.05x = 701,872,241.00
  5. Step 5: Solve for x
    x = 701,872,241.00/30,246.05
  6. Step 6: Final answer
    x = 23,205.42

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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.