Home / 22,100.66-30,498.97-12,029.18

Finding the Fourth Proportional to 22,100.66, 30,498.97 and 12,029.18

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Solution

The fourth proportional to 22,100.66, 30,498.97 and 12,029.18 is: 16,600.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,100.66 : 30,498.97 = 12,029.18 : x
  2. Step 2: Convert to fraction form
    22,100.66/30,498.97 = 12,029.18/x
  3. Step 3: Cross multiply
    22,100.66x = 30,498.97 × 12,029.18
  4. Step 4: Simplify right side
    22,100.66x = 366,877,680.35
  5. Step 5: Solve for x
    x = 366,877,680.35/22,100.66
  6. Step 6: Final answer
    x = 16,600.30

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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.