Home / 52,968.10-79,452.14-13,523.80

Finding the Fourth Proportional to 52,968.10, 79,452.14 and 13,523.80

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Solution

The fourth proportional to 52,968.10, 79,452.14 and 13,523.80 is: 20,285.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,968.10 : 79,452.14 = 13,523.80 : x
  2. Step 2: Convert to fraction form
    52,968.10/79,452.14 = 13,523.80/x
  3. Step 3: Cross multiply
    52,968.10x = 79,452.14 × 13,523.80
  4. Step 4: Simplify right side
    52,968.10x = 1,074,494,850.93
  5. Step 5: Solve for x
    x = 1,074,494,850.93/52,968.10
  6. Step 6: Final answer
    x = 20,285.70

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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.