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Finding the Fourth Proportional to 27,245.67, 40,865.40 and 9,472.92

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Solution

The fourth proportional to 27,245.67, 40,865.40 and 9,472.92 is: 14,208.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245.67 : 40,865.40 = 9,472.92 : x
  2. Step 2: Convert to fraction form
    27,245.67/40,865.40 = 9,472.92/x
  3. Step 3: Cross multiply
    27,245.67x = 40,865.40 × 9,472.92
  4. Step 4: Simplify right side
    27,245.67x = 387,114,664.97
  5. Step 5: Solve for x
    x = 387,114,664.97/27,245.67
  6. Step 6: Final answer
    x = 14,208.30

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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.