Home / 10,850.20-16,307.70-9,424.60

Finding the Fourth Proportional to 10,850.20, 16,307.70 and 9,424.60

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Solution

The fourth proportional to 10,850.20, 16,307.70 and 9,424.60 is: 14,165.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,850.20 : 16,307.70 = 9,424.60 : x
  2. Step 2: Convert to fraction form
    10,850.20/16,307.70 = 9,424.60/x
  3. Step 3: Cross multiply
    10,850.20x = 16,307.70 × 9,424.60
  4. Step 4: Simplify right side
    10,850.20x = 153,693,549.42
  5. Step 5: Solve for x
    x = 153,693,549.42/10,850.20
  6. Step 6: Final answer
    x = 14,165.04

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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.