Home / 39,409.03-54,393.60-25,982.65

Finding the Fourth Proportional to 39,409.03, 54,393.60 and 25,982.65

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Solution

The fourth proportional to 39,409.03, 54,393.60 and 25,982.65 is: 35,862.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,409.03 : 54,393.60 = 25,982.65 : x
  2. Step 2: Convert to fraction form
    39,409.03/54,393.60 = 25,982.65/x
  3. Step 3: Cross multiply
    39,409.03x = 54,393.60 × 25,982.65
  4. Step 4: Simplify right side
    39,409.03x = 1,413,289,871.04
  5. Step 5: Solve for x
    x = 1,413,289,871.04/39,409.03
  6. Step 6: Final answer
    x = 35,862.08

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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.