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Finding the Fourth Proportional to 52,850.25, 79,275.38 and 15,914.25

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Solution

The fourth proportional to 52,850.25, 79,275.38 and 15,914.25 is: 23,871.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,850.25 : 79,275.38 = 15,914.25 : x
  2. Step 2: Convert to fraction form
    52,850.25/79,275.38 = 15,914.25/x
  3. Step 3: Cross multiply
    52,850.25x = 79,275.38 × 15,914.25
  4. Step 4: Simplify right side
    52,850.25x = 1,261,608,136.59
  5. Step 5: Solve for x
    x = 1,261,608,136.59/52,850.25
  6. Step 6: Final answer
    x = 23,871.38

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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.