Home / 12,393.25-18,589.50-3,033.30

Finding the Fourth Proportional to 12,393.25, 18,589.50 and 3,033.30

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Solution

The fourth proportional to 12,393.25, 18,589.50 and 3,033.30 is: 4,549.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393.25 : 18,589.50 = 3,033.30 : x
  2. Step 2: Convert to fraction form
    12,393.25/18,589.50 = 3,033.30/x
  3. Step 3: Cross multiply
    12,393.25x = 18,589.50 × 3,033.30
  4. Step 4: Simplify right side
    12,393.25x = 56,387,495.49
  5. Step 5: Solve for x
    x = 56,387,495.49/12,393.25
  6. Step 6: Final answer
    x = 4,549.85

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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.