Home / 14,336.72-19,786.66-8,049.50

Finding the Fourth Proportional to 14,336.72, 19,786.66 and 8,049.50

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Solution

The fourth proportional to 14,336.72, 19,786.66 and 8,049.50 is: 11,109.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,336.72 : 19,786.66 = 8,049.50 : x
  2. Step 2: Convert to fraction form
    14,336.72/19,786.66 = 8,049.50/x
  3. Step 3: Cross multiply
    14,336.72x = 19,786.66 × 8,049.50
  4. Step 4: Simplify right side
    14,336.72x = 159,272,719.67
  5. Step 5: Solve for x
    x = 159,272,719.67/14,336.72
  6. Step 6: Final answer
    x = 11,109.43

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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.