Home / 39,865.93-59,826.53-25,790.92

Finding the Fourth Proportional to 39,865.93, 59,826.53 and 25,790.92

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Solution

The fourth proportional to 39,865.93, 59,826.53 and 25,790.92 is: 38,704.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,865.93 : 59,826.53 = 25,790.92 : x
  2. Step 2: Convert to fraction form
    39,865.93/59,826.53 = 25,790.92/x
  3. Step 3: Cross multiply
    39,865.93x = 59,826.53 × 25,790.92
  4. Step 4: Simplify right side
    39,865.93x = 1,542,981,249.11
  5. Step 5: Solve for x
    x = 1,542,981,249.11/39,865.93
  6. Step 6: Final answer
    x = 38,704.26

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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.