Home / 19,738.54-29,578.56-12,324.52

Finding the Fourth Proportional to 19,738.54, 29,578.56 and 12,324.52

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Solution

The fourth proportional to 19,738.54, 29,578.56 and 12,324.52 is: 18,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,738.54 : 29,578.56 = 12,324.52 : x
  2. Step 2: Convert to fraction form
    19,738.54/29,578.56 = 12,324.52/x
  3. Step 3: Cross multiply
    19,738.54x = 29,578.56 × 12,324.52
  4. Step 4: Simplify right side
    19,738.54x = 364,541,554.29
  5. Step 5: Solve for x
    x = 364,541,554.29/19,738.54
  6. Step 6: Final answer
    x = 18,468.52

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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.