Home / 16,965.33-25,445.12-4,485.49

Finding the Fourth Proportional to 16,965.33, 25,445.12 and 4,485.49

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Solution

The fourth proportional to 16,965.33, 25,445.12 and 4,485.49 is: 6,727.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.33 : 25,445.12 = 4,485.49 : x
  2. Step 2: Convert to fraction form
    16,965.33/25,445.12 = 4,485.49/x
  3. Step 3: Cross multiply
    16,965.33x = 25,445.12 × 4,485.49
  4. Step 4: Simplify right side
    16,965.33x = 114,133,808.88
  5. Step 5: Solve for x
    x = 114,133,808.88/16,965.33
  6. Step 6: Final answer
    x = 6,727.47

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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.