Home / 11,749.06-16,204.26-10,329.72

Finding the Fourth Proportional to 11,749.06, 16,204.26 and 10,329.72

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Solution

The fourth proportional to 11,749.06, 16,204.26 and 10,329.72 is: 14,246.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.06 : 16,204.26 = 10,329.72 : x
  2. Step 2: Convert to fraction form
    11,749.06/16,204.26 = 10,329.72/x
  3. Step 3: Cross multiply
    11,749.06x = 16,204.26 × 10,329.72
  4. Step 4: Simplify right side
    11,749.06x = 167,385,468.61
  5. Step 5: Solve for x
    x = 167,385,468.61/11,749.06
  6. Step 6: Final answer
    x = 14,246.71

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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.