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Finding the Fourth Proportional to 33,986.60, 51,009.08 and 16,239.16

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Solution

The fourth proportional to 33,986.60, 51,009.08 and 16,239.16 is: 24,372.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,986.60 : 51,009.08 = 16,239.16 : x
  2. Step 2: Convert to fraction form
    33,986.60/51,009.08 = 16,239.16/x
  3. Step 3: Cross multiply
    33,986.60x = 51,009.08 × 16,239.16
  4. Step 4: Simplify right side
    33,986.60x = 828,344,611.57
  5. Step 5: Solve for x
    x = 828,344,611.57/33,986.60
  6. Step 6: Final answer
    x = 24,372.68

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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.