Home / 52,817.21-79,172.42-33,109.57

Finding the Fourth Proportional to 52,817.21, 79,172.42 and 33,109.57

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Solution

The fourth proportional to 52,817.21, 79,172.42 and 33,109.57 is: 49,630.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,817.21 : 79,172.42 = 33,109.57 : x
  2. Step 2: Convert to fraction form
    52,817.21/79,172.42 = 33,109.57/x
  3. Step 3: Cross multiply
    52,817.21x = 79,172.42 × 33,109.57
  4. Step 4: Simplify right side
    52,817.21x = 2,621,364,418.58
  5. Step 5: Solve for x
    x = 2,621,364,418.58/52,817.21
  6. Step 6: Final answer
    x = 49,630.88

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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.