Home / 12,393.72-18,591.43-4,998.24

Finding the Fourth Proportional to 12,393.72, 18,591.43 and 4,998.24

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Solution

The fourth proportional to 12,393.72, 18,591.43 and 4,998.24 is: 7,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393.72 : 18,591.43 = 4,998.24 : x
  2. Step 2: Convert to fraction form
    12,393.72/18,591.43 = 4,998.24/x
  3. Step 3: Cross multiply
    12,393.72x = 18,591.43 × 4,998.24
  4. Step 4: Simplify right side
    12,393.72x = 92,924,429.08
  5. Step 5: Solve for x
    x = 92,924,429.08/12,393.72
  6. Step 6: Final answer
    x = 7,497.70

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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.