Home / 35,147.60-52,723.32-11,771.92

Finding the Fourth Proportional to 35,147.60, 52,723.32 and 11,771.92

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Solution

The fourth proportional to 35,147.60, 52,723.32 and 11,771.92 is: 17,658.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,147.60 : 52,723.32 = 11,771.92 : x
  2. Step 2: Convert to fraction form
    35,147.60/52,723.32 = 11,771.92/x
  3. Step 3: Cross multiply
    35,147.60x = 52,723.32 × 11,771.92
  4. Step 4: Simplify right side
    35,147.60x = 620,654,705.17
  5. Step 5: Solve for x
    x = 620,654,705.17/35,147.60
  6. Step 6: Final answer
    x = 17,658.52

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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.