Home / 41,125.52-61,679.04-18,917.57

Finding the Fourth Proportional to 41,125.52, 61,679.04 and 18,917.57

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Solution

The fourth proportional to 41,125.52, 61,679.04 and 18,917.57 is: 28,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,125.52 : 61,679.04 = 18,917.57 : x
  2. Step 2: Convert to fraction form
    41,125.52/61,679.04 = 18,917.57/x
  3. Step 3: Cross multiply
    41,125.52x = 61,679.04 × 18,917.57
  4. Step 4: Simplify right side
    41,125.52x = 1,166,817,556.73
  5. Step 5: Solve for x
    x = 1,166,817,556.73/41,125.52
  6. Step 6: Final answer
    x = 28,372.10

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1.5x scale

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.