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Finding the Fourth Proportional to 16,244.38, 22,417.25 and 8,792.38

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Solution

The fourth proportional to 16,244.38, 22,417.25 and 8,792.38 is: 12,133.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,244.38 : 22,417.25 = 8,792.38 : x
  2. Step 2: Convert to fraction form
    16,244.38/22,417.25 = 8,792.38/x
  3. Step 3: Cross multiply
    16,244.38x = 22,417.25 × 8,792.38
  4. Step 4: Simplify right side
    16,244.38x = 197,100,980.56
  5. Step 5: Solve for x
    x = 197,100,980.56/16,244.38
  6. Step 6: Final answer
    x = 12,133.49

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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.