Home / 14,418.75-19,902.33-8,452.38

Finding the Fourth Proportional to 14,418.75, 19,902.33 and 8,452.38

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Solution

The fourth proportional to 14,418.75, 19,902.33 and 8,452.38 is: 11,666.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,418.75 : 19,902.33 = 8,452.38 : x
  2. Step 2: Convert to fraction form
    14,418.75/19,902.33 = 8,452.38/x
  3. Step 3: Cross multiply
    14,418.75x = 19,902.33 × 8,452.38
  4. Step 4: Simplify right side
    14,418.75x = 168,222,056.05
  5. Step 5: Solve for x
    x = 168,222,056.05/14,418.75
  6. Step 6: Final answer
    x = 11,666.90

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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.