Home / 16,106.20-24,165.10-7,220.80

Finding the Fourth Proportional to 16,106.20, 24,165.10 and 7,220.80

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Solution

The fourth proportional to 16,106.20, 24,165.10 and 7,220.80 is: 10,833.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,106.20 : 24,165.10 = 7,220.80 : x
  2. Step 2: Convert to fraction form
    16,106.20/24,165.10 = 7,220.80/x
  3. Step 3: Cross multiply
    16,106.20x = 24,165.10 × 7,220.80
  4. Step 4: Simplify right side
    16,106.20x = 174,491,354.08
  5. Step 5: Solve for x
    x = 174,491,354.08/16,106.20
  6. Step 6: Final answer
    x = 10,833.80

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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.