Home / 12,184.44-18,274.50-4,393.32

Finding the Fourth Proportional to 12,184.44, 18,274.50 and 4,393.32

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Solution

The fourth proportional to 12,184.44, 18,274.50 and 4,393.32 is: 6,589.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184.44 : 18,274.50 = 4,393.32 : x
  2. Step 2: Convert to fraction form
    12,184.44/18,274.50 = 4,393.32/x
  3. Step 3: Cross multiply
    12,184.44x = 18,274.50 × 4,393.32
  4. Step 4: Simplify right side
    12,184.44x = 80,285,726.34
  5. Step 5: Solve for x
    x = 80,285,726.34/12,184.44
  6. Step 6: Final answer
    x = 6,589.20

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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.