Home / 18,235.10-27,336.45-16,266.80

Finding the Fourth Proportional to 18,235.10, 27,336.45 and 16,266.80

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Solution

The fourth proportional to 18,235.10, 27,336.45 and 16,266.80 is: 24,385.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.10 : 27,336.45 = 16,266.80 : x
  2. Step 2: Convert to fraction form
    18,235.10/27,336.45 = 16,266.80/x
  3. Step 3: Cross multiply
    18,235.10x = 27,336.45 × 16,266.80
  4. Step 4: Simplify right side
    18,235.10x = 444,676,564.86
  5. Step 5: Solve for x
    x = 444,676,564.86/18,235.10
  6. Step 6: Final answer
    x = 24,385.75

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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.