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Finding the Fourth Proportional to 16,029.01, 22,118.43 and 8,954.07

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Solution

The fourth proportional to 16,029.01, 22,118.43 and 8,954.07 is: 12,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.01 : 22,118.43 = 8,954.07 : x
  2. Step 2: Convert to fraction form
    16,029.01/22,118.43 = 8,954.07/x
  3. Step 3: Cross multiply
    16,029.01x = 22,118.43 × 8,954.07
  4. Step 4: Simplify right side
    16,029.01x = 198,049,970.51
  5. Step 5: Solve for x
    x = 198,049,970.51/16,029.01
  6. Step 6: Final answer
    x = 12,355.72

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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.