Home / 22,021.20-32,962.68-16,442.64

Finding the Fourth Proportional to 22,021.20, 32,962.68 and 16,442.64

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Solution

The fourth proportional to 22,021.20, 32,962.68 and 16,442.64 is: 24,612.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021.20 : 32,962.68 = 16,442.64 : x
  2. Step 2: Convert to fraction form
    22,021.20/32,962.68 = 16,442.64/x
  3. Step 3: Cross multiply
    22,021.20x = 32,962.68 × 16,442.64
  4. Step 4: Simplify right side
    22,021.20x = 541,993,480.68
  5. Step 5: Solve for x
    x = 541,993,480.68/22,021.20
  6. Step 6: Final answer
    x = 24,612.35

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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.