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Finding the Fourth Proportional to 22,100.60, 30,498.39 and 12,029.26

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Solution

The fourth proportional to 22,100.60, 30,498.39 and 12,029.26 is: 16,600.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,100.60 : 30,498.39 = 12,029.26 : x
  2. Step 2: Convert to fraction form
    22,100.60/30,498.39 = 12,029.26/x
  3. Step 3: Cross multiply
    22,100.60x = 30,498.39 × 12,029.26
  4. Step 4: Simplify right side
    22,100.60x = 366,872,986.65
  5. Step 5: Solve for x
    x = 366,872,986.65/22,100.60
  6. Step 6: Final answer
    x = 16,600.14

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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.