Home / 16,885.08-25,327.63-4,405.09

Finding the Fourth Proportional to 16,885.08, 25,327.63 and 4,405.09

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Solution

The fourth proportional to 16,885.08, 25,327.63 and 4,405.09 is: 6,607.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,885.08 : 25,327.63 = 4,405.09 : x
  2. Step 2: Convert to fraction form
    16,885.08/25,327.63 = 4,405.09/x
  3. Step 3: Cross multiply
    16,885.08x = 25,327.63 × 4,405.09
  4. Step 4: Simplify right side
    16,885.08x = 111,570,340.97
  5. Step 5: Solve for x
    x = 111,570,340.97/16,885.08
  6. Step 6: Final answer
    x = 6,607.63

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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.