Home / 16,072.58-22,180.14-8,999.01

Finding the Fourth Proportional to 16,072.58, 22,180.14 and 8,999.01

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Solution

The fourth proportional to 16,072.58, 22,180.14 and 8,999.01 is: 12,418.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,072.58 : 22,180.14 = 8,999.01 : x
  2. Step 2: Convert to fraction form
    16,072.58/22,180.14 = 8,999.01/x
  3. Step 3: Cross multiply
    16,072.58x = 22,180.14 × 8,999.01
  4. Step 4: Simplify right side
    16,072.58x = 199,599,301.66
  5. Step 5: Solve for x
    x = 199,599,301.66/16,072.58
  6. Step 6: Final answer
    x = 12,418.63

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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.