Home / 39,745.92-54,833.64-25,607

Finding the Fourth Proportional to 39,745.92, 54,833.64 and 25,607

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Solution

The fourth proportional to 39,745.92, 54,833.64 and 25,607 is: 35,327.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,745.92 : 54,833.64 = 25,607 : x
  2. Step 2: Convert to fraction form
    39,745.92/54,833.64 = 25,607/x
  3. Step 3: Cross multiply
    39,745.92x = 54,833.64 × 25,607
  4. Step 4: Simplify right side
    39,745.92x = 1,404,125,019.48
  5. Step 5: Solve for x
    x = 1,404,125,019.48/39,745.92
  6. Step 6: Final answer
    x = 35,327.53

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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.