Home / 10,829.80-16,244.70-9,274.60

Finding the Fourth Proportional to 10,829.80, 16,244.70 and 9,274.60

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Solution

The fourth proportional to 10,829.80, 16,244.70 and 9,274.60 is: 13,911.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.80 : 16,244.70 = 9,274.60 : x
  2. Step 2: Convert to fraction form
    10,829.80/16,244.70 = 9,274.60/x
  3. Step 3: Cross multiply
    10,829.80x = 16,244.70 × 9,274.60
  4. Step 4: Simplify right side
    10,829.80x = 150,663,094.62
  5. Step 5: Solve for x
    x = 150,663,094.62/10,829.80
  6. Step 6: Final answer
    x = 13,911.90

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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.