Home / 52,982.93-79,474.43-13,540.08

Finding the Fourth Proportional to 52,982.93, 79,474.43 and 13,540.08

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Solution

The fourth proportional to 52,982.93, 79,474.43 and 13,540.08 is: 20,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,982.93 : 79,474.43 = 13,540.08 : x
  2. Step 2: Convert to fraction form
    52,982.93/79,474.43 = 13,540.08/x
  3. Step 3: Cross multiply
    52,982.93x = 79,474.43 × 13,540.08
  4. Step 4: Simplify right side
    52,982.93x = 1,076,090,072.45
  5. Step 5: Solve for x
    x = 1,076,090,072.45/52,982.93
  6. Step 6: Final answer
    x = 20,310.13

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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.