Home / 39,367.44-54,326.52-21,462.48

Finding the Fourth Proportional to 39,367.44, 54,326.52 and 21,462.48

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Solution

The fourth proportional to 39,367.44, 54,326.52 and 21,462.48 is: 29,617.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,367.44 : 54,326.52 = 21,462.48 : x
  2. Step 2: Convert to fraction form
    39,367.44/54,326.52 = 21,462.48/x
  3. Step 3: Cross multiply
    39,367.44x = 54,326.52 × 21,462.48
  4. Step 4: Simplify right side
    39,367.44x = 1,165,981,848.97
  5. Step 5: Solve for x
    x = 1,165,981,848.97/39,367.44
  6. Step 6: Final answer
    x = 29,617.92

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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.