Home / 14,452.56-19,940.52-9,149.64

Finding the Fourth Proportional to 14,452.56, 19,940.52 and 9,149.64

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Solution

The fourth proportional to 14,452.56, 19,940.52 and 9,149.64 is: 12,623.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,452.56 : 19,940.52 = 9,149.64 : x
  2. Step 2: Convert to fraction form
    14,452.56/19,940.52 = 9,149.64/x
  3. Step 3: Cross multiply
    14,452.56x = 19,940.52 × 9,149.64
  4. Step 4: Simplify right side
    14,452.56x = 182,448,579.41
  5. Step 5: Solve for x
    x = 182,448,579.41/14,452.56
  6. Step 6: Final answer
    x = 12,623.96

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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.