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Finding the Fourth Proportional to 27,223.92, 40,846.92 and 18,453.84

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Solution

The fourth proportional to 27,223.92, 40,846.92 and 18,453.84 is: 27,688.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,223.92 : 40,846.92 = 18,453.84 : x
  2. Step 2: Convert to fraction form
    27,223.92/40,846.92 = 18,453.84/x
  3. Step 3: Cross multiply
    27,223.92x = 40,846.92 × 18,453.84
  4. Step 4: Simplify right side
    27,223.92x = 753,782,526.17
  5. Step 5: Solve for x
    x = 753,782,526.17/27,223.92
  6. Step 6: Final answer
    x = 27,688.24

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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.