Home / 31,234.14-46,841.40-10,452.78

Finding the Fourth Proportional to 31,234.14, 46,841.40 and 10,452.78

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Solution

The fourth proportional to 31,234.14, 46,841.40 and 10,452.78 is: 15,675.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,234.14 : 46,841.40 = 10,452.78 : x
  2. Step 2: Convert to fraction form
    31,234.14/46,841.40 = 10,452.78/x
  3. Step 3: Cross multiply
    31,234.14x = 46,841.40 × 10,452.78
  4. Step 4: Simplify right side
    31,234.14x = 489,622,849.09
  5. Step 5: Solve for x
    x = 489,622,849.09/31,234.14
  6. Step 6: Final answer
    x = 15,675.89

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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.