Home / 16,208.60-22,367.49-9,135.14

Finding the Fourth Proportional to 16,208.60, 22,367.49 and 9,135.14

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Solution

The fourth proportional to 16,208.60, 22,367.49 and 9,135.14 is: 12,606.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,208.60 : 22,367.49 = 9,135.14 : x
  2. Step 2: Convert to fraction form
    16,208.60/22,367.49 = 9,135.14/x
  3. Step 3: Cross multiply
    16,208.60x = 22,367.49 × 9,135.14
  4. Step 4: Simplify right side
    16,208.60x = 204,330,152.60
  5. Step 5: Solve for x
    x = 204,330,152.60/16,208.60
  6. Step 6: Final answer
    x = 12,606.28

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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.