Home / 16,080.10-22,190.40-9,006.10

Finding the Fourth Proportional to 16,080.10, 22,190.40 and 9,006.10

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Solution

The fourth proportional to 16,080.10, 22,190.40 and 9,006.10 is: 12,428.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,080.10 : 22,190.40 = 9,006.10 : x
  2. Step 2: Convert to fraction form
    16,080.10/22,190.40 = 9,006.10/x
  3. Step 3: Cross multiply
    16,080.10x = 22,190.40 × 9,006.10
  4. Step 4: Simplify right side
    16,080.10x = 199,848,961.44
  5. Step 5: Solve for x
    x = 199,848,961.44/16,080.10
  6. Step 6: Final answer
    x = 12,428.34

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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.