Home / 16,078.36-22,189.52-9,006.24

Finding the Fourth Proportional to 16,078.36, 22,189.52 and 9,006.24

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Solution

The fourth proportional to 16,078.36, 22,189.52 and 9,006.24 is: 12,429.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,078.36 : 22,189.52 = 9,006.24 : x
  2. Step 2: Convert to fraction form
    16,078.36/22,189.52 = 9,006.24/x
  3. Step 3: Cross multiply
    16,078.36x = 22,189.52 × 9,006.24
  4. Step 4: Simplify right side
    16,078.36x = 199,844,142.60
  5. Step 5: Solve for x
    x = 199,844,142.60/16,078.36
  6. Step 6: Final answer
    x = 12,429.39

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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.