Home / 12,330.61-18,496.46-3,566.41

Finding the Fourth Proportional to 12,330.61, 18,496.46 and 3,566.41

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Solution

The fourth proportional to 12,330.61, 18,496.46 and 3,566.41 is: 5,349.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,330.61 : 18,496.46 = 3,566.41 : x
  2. Step 2: Convert to fraction form
    12,330.61/18,496.46 = 3,566.41/x
  3. Step 3: Cross multiply
    12,330.61x = 18,496.46 × 3,566.41
  4. Step 4: Simplify right side
    12,330.61x = 65,965,942.08
  5. Step 5: Solve for x
    x = 65,965,942.08/12,330.61
  6. Step 6: Final answer
    x = 5,349.77

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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.