Home / 19,745.56-29,579.19-10,371.43

Finding the Fourth Proportional to 19,745.56, 29,579.19 and 10,371.43

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Solution

The fourth proportional to 19,745.56, 29,579.19 and 10,371.43 is: 15,536.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,745.56 : 29,579.19 = 10,371.43 : x
  2. Step 2: Convert to fraction form
    19,745.56/29,579.19 = 10,371.43/x
  3. Step 3: Cross multiply
    19,745.56x = 29,579.19 × 10,371.43
  4. Step 4: Simplify right side
    19,745.56x = 306,778,498.54
  5. Step 5: Solve for x
    x = 306,778,498.54/19,745.56
  6. Step 6: Final answer
    x = 15,536.58

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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.