Home / 19,833.48-29,745.60-5,790.56

Finding the Fourth Proportional to 19,833.48, 29,745.60 and 5,790.56

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Solution

The fourth proportional to 19,833.48, 29,745.60 and 5,790.56 is: 8,684.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,833.48 : 29,745.60 = 5,790.56 : x
  2. Step 2: Convert to fraction form
    19,833.48/29,745.60 = 5,790.56/x
  3. Step 3: Cross multiply
    19,833.48x = 29,745.60 × 5,790.56
  4. Step 4: Simplify right side
    19,833.48x = 172,243,681.54
  5. Step 5: Solve for x
    x = 172,243,681.54/19,833.48
  6. Step 6: Final answer
    x = 8,684.49

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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.