Home / 52,958.53-79,425.69-31,617.28

Finding the Fourth Proportional to 52,958.53, 79,425.69 and 31,617.28

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Solution

The fourth proportional to 52,958.53, 79,425.69 and 31,617.28 is: 47,418.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,958.53 : 79,425.69 = 31,617.28 : x
  2. Step 2: Convert to fraction form
    52,958.53/79,425.69 = 31,617.28/x
  3. Step 3: Cross multiply
    52,958.53x = 79,425.69 × 31,617.28
  4. Step 4: Simplify right side
    52,958.53x = 2,511,224,279.92
  5. Step 5: Solve for x
    x = 2,511,224,279.92/52,958.53
  6. Step 6: Final answer
    x = 47,418.69

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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.