Home / 16,227.44-22,391.32-9,153.72

Finding the Fourth Proportional to 16,227.44, 22,391.32 and 9,153.72

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Solution

The fourth proportional to 16,227.44, 22,391.32 and 9,153.72 is: 12,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,227.44 : 22,391.32 = 9,153.72 : x
  2. Step 2: Convert to fraction form
    16,227.44/22,391.32 = 9,153.72/x
  3. Step 3: Cross multiply
    16,227.44x = 22,391.32 × 9,153.72
  4. Step 4: Simplify right side
    16,227.44x = 204,963,873.71
  5. Step 5: Solve for x
    x = 204,963,873.71/16,227.44
  6. Step 6: Final answer
    x = 12,630.70

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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.