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Finding the Fourth Proportional to 33,597.64, 50,381.90 and 10,218.68

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Solution

The fourth proportional to 33,597.64, 50,381.90 and 10,218.68 is: 15,323.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,597.64 : 50,381.90 = 10,218.68 : x
  2. Step 2: Convert to fraction form
    33,597.64/50,381.90 = 10,218.68/x
  3. Step 3: Cross multiply
    33,597.64x = 50,381.90 × 10,218.68
  4. Step 4: Simplify right side
    33,597.64x = 514,836,513.89
  5. Step 5: Solve for x
    x = 514,836,513.89/33,597.64
  6. Step 6: Final answer
    x = 15,323.59

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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.