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Finding the Fourth Proportional to 16,600.01, 22,907.78 and 9,046.65

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Solution

The fourth proportional to 16,600.01, 22,907.78 and 9,046.65 is: 12,484.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,600.01 : 22,907.78 = 9,046.65 : x
  2. Step 2: Convert to fraction form
    16,600.01/22,907.78 = 9,046.65/x
  3. Step 3: Cross multiply
    16,600.01x = 22,907.78 × 9,046.65
  4. Step 4: Simplify right side
    16,600.01x = 207,238,622.70
  5. Step 5: Solve for x
    x = 207,238,622.70/16,600.01
  6. Step 6: Final answer
    x = 12,484.25

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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.