Home / 12,049.80-16,617.06-9,396.24

Finding the Fourth Proportional to 12,049.80, 16,617.06 and 9,396.24

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Solution

The fourth proportional to 12,049.80, 16,617.06 and 9,396.24 is: 12,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049.80 : 16,617.06 = 9,396.24 : x
  2. Step 2: Convert to fraction form
    12,049.80/16,617.06 = 9,396.24/x
  3. Step 3: Cross multiply
    12,049.80x = 16,617.06 × 9,396.24
  4. Step 4: Simplify right side
    12,049.80x = 156,137,883.85
  5. Step 5: Solve for x
    x = 156,137,883.85/12,049.80
  6. Step 6: Final answer
    x = 12,957.72

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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.