Home / 16,885.58-25,328.38-4,405.59

Finding the Fourth Proportional to 16,885.58, 25,328.38 and 4,405.59

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Solution

The fourth proportional to 16,885.58, 25,328.38 and 4,405.59 is: 6,608.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885.58 : 25,328.38 = 4,405.59 : x
  2. Step 2: Convert to fraction form
    16,885.58/25,328.38 = 4,405.59/x
  3. Step 3: Cross multiply
    16,885.58x = 25,328.38 × 4,405.59
  4. Step 4: Simplify right side
    16,885.58x = 111,586,383.31
  5. Step 5: Solve for x
    x = 111,586,383.31/16,885.58
  6. Step 6: Final answer
    x = 6,608.38

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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.