Home / 52,754.10-79,130.94-21,589.38

Finding the Fourth Proportional to 52,754.10, 79,130.94 and 21,589.38

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Solution

The fourth proportional to 52,754.10, 79,130.94 and 21,589.38 is: 32,383.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,754.10 : 79,130.94 = 21,589.38 : x
  2. Step 2: Convert to fraction form
    52,754.10/79,130.94 = 21,589.38/x
  3. Step 3: Cross multiply
    52,754.10x = 79,130.94 × 21,589.38
  4. Step 4: Simplify right side
    52,754.10x = 1,708,387,933.42
  5. Step 5: Solve for x
    x = 1,708,387,933.42/52,754.10
  6. Step 6: Final answer
    x = 32,383.98

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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.