Home / 35,279.70-52,876.35-15,537.30

Finding the Fourth Proportional to 35,279.70, 52,876.35 and 15,537.30

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Solution

The fourth proportional to 35,279.70, 52,876.35 and 15,537.30 is: 23,286.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.70 : 52,876.35 = 15,537.30 : x
  2. Step 2: Convert to fraction form
    35,279.70/52,876.35 = 15,537.30/x
  3. Step 3: Cross multiply
    35,279.70x = 52,876.35 × 15,537.30
  4. Step 4: Simplify right side
    35,279.70x = 821,555,712.86
  5. Step 5: Solve for x
    x = 821,555,712.86/35,279.70
  6. Step 6: Final answer
    x = 23,286.92

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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.