Home / 14,056.10-21,067.92-5,285.42

Finding the Fourth Proportional to 14,056.10, 21,067.92 and 5,285.42

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Solution

The fourth proportional to 14,056.10, 21,067.92 and 5,285.42 is: 7,922.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,056.10 : 21,067.92 = 5,285.42 : x
  2. Step 2: Convert to fraction form
    14,056.10/21,067.92 = 5,285.42/x
  3. Step 3: Cross multiply
    14,056.10x = 21,067.92 × 5,285.42
  4. Step 4: Simplify right side
    14,056.10x = 111,352,805.73
  5. Step 5: Solve for x
    x = 111,352,805.73/14,056.10
  6. Step 6: Final answer
    x = 7,922.03

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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.