Home / 27,268.73-40,890-16,176.86

Finding the Fourth Proportional to 27,268.73, 40,890 and 16,176.86

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Solution

The fourth proportional to 27,268.73, 40,890 and 16,176.86 is: 24,257.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.73 : 40,890 = 16,176.86 : x
  2. Step 2: Convert to fraction form
    27,268.73/40,890 = 16,176.86/x
  3. Step 3: Cross multiply
    27,268.73x = 40,890 × 16,176.86
  4. Step 4: Simplify right side
    27,268.73x = 661,471,805.40
  5. Step 5: Solve for x
    x = 661,471,805.40/27,268.73
  6. Step 6: Final answer
    x = 24,257.52

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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.