Home / 27,201.89-40,808.73-11,191.52

Finding the Fourth Proportional to 27,201.89, 40,808.73 and 11,191.52

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Solution

The fourth proportional to 27,201.89, 40,808.73 and 11,191.52 is: 16,789.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,201.89 : 40,808.73 = 11,191.52 : x
  2. Step 2: Convert to fraction form
    27,201.89/40,808.73 = 11,191.52/x
  3. Step 3: Cross multiply
    27,201.89x = 40,808.73 × 11,191.52
  4. Step 4: Simplify right side
    27,201.89x = 456,711,513.93
  5. Step 5: Solve for x
    x = 456,711,513.93/27,201.89
  6. Step 6: Final answer
    x = 16,789.70

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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.