Home / 16,886.20-25,329.32-4,406.22

Finding the Fourth Proportional to 16,886.20, 25,329.32 and 4,406.22

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Solution

The fourth proportional to 16,886.20, 25,329.32 and 4,406.22 is: 6,609.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,886.20 : 25,329.32 = 4,406.22 : x
  2. Step 2: Convert to fraction form
    16,886.20/25,329.32 = 4,406.22/x
  3. Step 3: Cross multiply
    16,886.20x = 25,329.32 × 4,406.22
  4. Step 4: Simplify right side
    16,886.20x = 111,606,429.72
  5. Step 5: Solve for x
    x = 111,606,429.72/16,886.20
  6. Step 6: Final answer
    x = 6,609.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.