Home / 12,794.02-17,651.73-8,604.70

Finding the Fourth Proportional to 12,794.02, 17,651.73 and 8,604.70

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Solution

The fourth proportional to 12,794.02, 17,651.73 and 8,604.70 is: 11,871.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794.02 : 17,651.73 = 8,604.70 : x
  2. Step 2: Convert to fraction form
    12,794.02/17,651.73 = 8,604.70/x
  3. Step 3: Cross multiply
    12,794.02x = 17,651.73 × 8,604.70
  4. Step 4: Simplify right side
    12,794.02x = 151,887,841.13
  5. Step 5: Solve for x
    x = 151,887,841.13/12,794.02
  6. Step 6: Final answer
    x = 11,871.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.