Home / 54,713.24-82,073.88-19,653.20

Finding the Fourth Proportional to 54,713.24, 82,073.88 and 19,653.20

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Solution

The fourth proportional to 54,713.24, 82,073.88 and 19,653.20 is: 29,481.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,713.24 : 82,073.88 = 19,653.20 : x
  2. Step 2: Convert to fraction form
    54,713.24/82,073.88 = 19,653.20/x
  3. Step 3: Cross multiply
    54,713.24x = 82,073.88 × 19,653.20
  4. Step 4: Simplify right side
    54,713.24x = 1,613,014,378.42
  5. Step 5: Solve for x
    x = 1,613,014,378.42/54,713.24
  6. Step 6: Final answer
    x = 29,481.24

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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.