Home / 10,851.02-16,276.41-8,234.60

Finding the Fourth Proportional to 10,851.02, 16,276.41 and 8,234.60

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Solution

The fourth proportional to 10,851.02, 16,276.41 and 8,234.60 is: 12,351.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851.02 : 16,276.41 = 8,234.60 : x
  2. Step 2: Convert to fraction form
    10,851.02/16,276.41 = 8,234.60/x
  3. Step 3: Cross multiply
    10,851.02x = 16,276.41 × 8,234.60
  4. Step 4: Simplify right side
    10,851.02x = 134,029,644.40
  5. Step 5: Solve for x
    x = 134,029,644.40/10,851.02
  6. Step 6: Final answer
    x = 12,351.81

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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.