Home / 11,042.60-16,563.90-10,197.80

Finding the Fourth Proportional to 11,042.60, 16,563.90 and 10,197.80

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Solution

The fourth proportional to 11,042.60, 16,563.90 and 10,197.80 is: 15,296.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,042.60 : 16,563.90 = 10,197.80 : x
  2. Step 2: Convert to fraction form
    11,042.60/16,563.90 = 10,197.80/x
  3. Step 3: Cross multiply
    11,042.60x = 16,563.90 × 10,197.80
  4. Step 4: Simplify right side
    11,042.60x = 168,915,339.42
  5. Step 5: Solve for x
    x = 168,915,339.42/11,042.60
  6. Step 6: Final answer
    x = 15,296.70

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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.