Home / 45,414.30-62,673.18-28,413.09

Finding the Fourth Proportional to 45,414.30, 62,673.18 and 28,413.09

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Solution

The fourth proportional to 45,414.30, 62,673.18 and 28,413.09 is: 39,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,414.30 : 62,673.18 = 28,413.09 : x
  2. Step 2: Convert to fraction form
    45,414.30/62,673.18 = 28,413.09/x
  3. Step 3: Cross multiply
    45,414.30x = 62,673.18 × 28,413.09
  4. Step 4: Simplify right side
    45,414.30x = 1,780,738,703.93
  5. Step 5: Solve for x
    x = 1,780,738,703.93/45,414.30
  6. Step 6: Final answer
    x = 39,210.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.