Home / 39,603.75-54,678.02-25,481.13

Finding the Fourth Proportional to 39,603.75, 54,678.02 and 25,481.13

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Solution

The fourth proportional to 39,603.75, 54,678.02 and 25,481.13 is: 35,179.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,603.75 : 54,678.02 = 25,481.13 : x
  2. Step 2: Convert to fraction form
    39,603.75/54,678.02 = 25,481.13/x
  3. Step 3: Cross multiply
    39,603.75x = 54,678.02 × 25,481.13
  4. Step 4: Simplify right side
    39,603.75x = 1,393,257,608.36
  5. Step 5: Solve for x
    x = 1,393,257,608.36/39,603.75
  6. Step 6: Final answer
    x = 35,179.94

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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.