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Finding the Fourth Proportional to 16,264.62, 22,444.92 and 9,190.62

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Solution

The fourth proportional to 16,264.62, 22,444.92 and 9,190.62 is: 12,682.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,264.62 : 22,444.92 = 9,190.62 : x
  2. Step 2: Convert to fraction form
    16,264.62/22,444.92 = 9,190.62/x
  3. Step 3: Cross multiply
    16,264.62x = 22,444.92 × 9,190.62
  4. Step 4: Simplify right side
    16,264.62x = 206,282,730.65
  5. Step 5: Solve for x
    x = 206,282,730.65/16,264.62
  6. Step 6: Final answer
    x = 12,682.91

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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.