Home / 16,208.87-22,367.93-9,135.29

Finding the Fourth Proportional to 16,208.87, 22,367.93 and 9,135.29

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Solution

The fourth proportional to 16,208.87, 22,367.93 and 9,135.29 is: 12,606.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,208.87 : 22,367.93 = 9,135.29 : x
  2. Step 2: Convert to fraction form
    16,208.87/22,367.93 = 9,135.29/x
  3. Step 3: Cross multiply
    16,208.87x = 22,367.93 × 9,135.29
  4. Step 4: Simplify right side
    16,208.87x = 204,337,369.73
  5. Step 5: Solve for x
    x = 204,337,369.73/16,208.87
  6. Step 6: Final answer
    x = 12,606.52

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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.