Home / 33,035.72-49,561.16-14,318.88

Finding the Fourth Proportional to 33,035.72, 49,561.16 and 14,318.88

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Solution

The fourth proportional to 33,035.72, 49,561.16 and 14,318.88 is: 21,481.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,035.72 : 49,561.16 = 14,318.88 : x
  2. Step 2: Convert to fraction form
    33,035.72/49,561.16 = 14,318.88/x
  3. Step 3: Cross multiply
    33,035.72x = 49,561.16 × 14,318.88
  4. Step 4: Simplify right side
    33,035.72x = 709,660,302.70
  5. Step 5: Solve for x
    x = 709,660,302.70/33,035.72
  6. Step 6: Final answer
    x = 21,481.61

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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.